Announcements : Chaos Zero Nightmare

04/11/2025

Notice

[Notice] Follow-Up Measures Regarding the Codex Save Data Application Issue

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We have identified an issue where Save Data obtained from the Codex was being applied abnormally. It is scheduled to be fixed through today’s maintenance. We sincerely apologize for the inconvenience caused by this continued issue following the official launch, despite our commitment to providing a stable gameplay experience. As the abnormally generated Save Data may affect in-game balance, we will be conducting a comprehensive review and applying corrective adjustments where necessary. In consideration of the time and effort players have invested in acquiring the affected data, we will also be providing appropriate compensation corresponding to the adjustment measures. ■ Adjustment Targets: Save Data generated beyond system limits due to the error → Adjustments may include card deletion/addition or removal of Divine Epiphany effects. ■ Adjustment Schedule: To be announced at a later date ■ Compensation Eligibility: Al

04/11/2025

[Maintenance] 11/4 (Tue) Temporary Maintenance (Completed)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We would like to inform you that Chaos Zero Nightmare will undergo temporary maintenance. Please find more details below. ■ Maintenance Schedule - 11/4 (Tue) 15:00 – 11/4 (Tue) 15:40 UTC (Completed) ■ Details - An issue in the game will be fixed. ㄴ Fixing an issue where Save Data is applied abnormally ■ Maintenance Compensation - Compensation: Crystal x200 (Delivered to your in-game mailbox, Storage Period: 7 Days) - Claim Period: 11/4(Tue) after the maintenance – 11/6(Thu) 14:59 UTC ■ Compensation for Apology: [Go to announcement] ■ Please Note - Please log out of the game before the maintenance to ensure that your game data is stored properly. - Players will not be able to access Chaos Zero Nightmare during the maintenance. - The maintenance schedule is subject to change. - Additional download time may be required after the maintenance is complete. We apologize for any inconvenience this may cause. We will continue t

01/11/2025

Notice

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[Notice] Director’s Apology & Compensation Distribution (Added on 11/02)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. In today’s livestream held in Korea, we apologized for the recent service issues and shared plans for compensation. We would like to share the detailed information below. A translated summary of the livestream is currently being prepared and will be shared in a separate notice tomorrow. We sincerely apologize for the inconvenience experienced shortly after the launch. Your feedback is valuable to us, and we will continue working to provide a stable and enjoyable experience for all players. As a token of our apology, we have prepared the following compensation. ◈ Compensation Details - 10 Signal Amplifier Anchors will be distributed to your in-game Mailbox every Sunday (UTC) for 5 weeks. Week Distribution Period (UTC) Week 1 11/2 (Sun) 03:00 ~ 11/9 (Sun) 02:59 Week 2 11/9 (Sun) 03:00 ~ 11/16 (Sun) 02:59 Week 3 11/16 (Sun) 03:00 ~ 11/23 (Sun) 02:59 Week 4 11/23 (Sun) 03:00 ~ 11/30 (Sun) 02:59 Week 5 11/30 (Sun) 03:00 ~ 1

01/11/2025

Notice

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[Notice] Prism Module Observation Issue and Action Plan

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. An issue has been identified in Observe Prism Module > Eternal Moment, where even after performing up to 69 observations and the selected Combatant’s Prism Module was not obtained, instead of receiving the selected 5★ Combatant’s Prism Module upon the 70th observation, a random Prism Module from among all 5★ Combatants was incorrectly granted. We sincerely apologize for the confusion and disappointment this issue may have caused, especially as it concerns an important matter for many of our Protos. Upon investigation, we confirmed that this issue has been present since the game’s official launch on October 22, and that it only occurred in the 70 guaranteed Prism Module Observation. Other Rescues were not affected and have been functioning normally. [Investigation Details] The issue was fixed during the temporary maintenance on November 1. Below are the details of our investigation and follow-up measures regarding the P

01/11/2025

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[Maintenance] 11/1 (Sat) Temporary Maintenance(Completed)(Added on 11/01)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We would like to inform you that the temporary maintenance was completed on 11/1 (Sat) at 09:10 UTC.We would like to thank all Protos for their patience and understanding during the maintenance. We will continue to do our best to provide a more stable gameplay environment. Thank you. We would like to inform you that Chaos Zero Nightmare will undergo temporary maintenance. Please find more details below. ■ Maintenance Schedule - 11/1 (Sat) 08:40~09:10 UTC ■ Details -In-game error fixes -An issue has been identified where, after completing Trauma Code, star rewards could be obtained multiple times under certain circumstances. (Fixed at 10:57) → We are currently investigating the accounts affected by this issue. Once the investigation is complete, any duplicated rewards will be retrieved, and further details will be provided through a separate notice. ■ Maintenance Compensation - Compensation: Crystal x200 (Delivered to y

31/10/2025

Notice

[Notice] Interim Update on Multiple Item Acquisition Issue

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We sincerely apologize for the inconvenience caused by an issue that allowed certain items to be obtained multiple times. We are currently conducting a detailed investigation for each affected item. So far, approximately 454 users have been identified as having acquired items improperly through Rescue. Additional investigations are also underway for other items that may have been obtainable more than once. Given the seriousness of this matter, we are performing a thorough review, which may take some additional time. We kindly ask for your understanding as we work to ensure accuracy. We deeply apologize for the delay in the investigation. Once the review is complete, users found to have obtained items through improper means will be subject to action in accordance with our policies. Details regarding the investigation results and subsequent measures will be shared in a separate notice as soon as possible. We once again s

30/10/2025

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[Maintenance] 10/30 (Thu) Patch Notice (Completed)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We will be carrying out a patch to fix issues identified in the game. Please note that some temporary server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/30 (Thu) 6:00 ~ 6:30 6:51 UTC ※ It will be applied sequentially within the specified timeframe. ■ Details - Enhanced the description text for Normal Combatant Rescue Merit Rewards. - Enhanced the description text for the first-purchase benefits of items under [Shop] - [Purchase Crystals]. - Fixed an issue where Foretold Ruin did not appear when performing a level 5 merge in [Codex]. - Fixed an issue where Stress values gained during Invasion Battles were applied abnormally. - Fixed an issue where using a Breakdown Card allowed players to preview in advance whether they could overcome the breakdown. - An issue where "Win the battle within N turns" in Basin of Hyperspace cannot be com

29/10/2025

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[Maintenance] 10/29 (Wed) Patch Notice (Complete)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. A patch will be implemented to adjust in-game features. Please note that some temporary server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/29 (Wed) 6:00 ~ 6:30 UTC (Complete) ※ It will be applied sequentially within the specified timeframe. ■ Details - Removed the 24-hour grace period previously applied to account deletion → After the patch, account deletion will take effect immediately without a grace period. Please proceed with caution. ■ Please Note - You may experience temporary server instability while the patch is being applied. After the patch is distributed, additional data will be downloaded when you log in again. - Once the patch is downloaded, you will be able to enjoy an improved gameplay experience. We sincerely apologize for any inconvenience this may cause. We will continue to do our best to provide you with a more st

28/10/2025

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[Maintenance] 10/28(Tue) Patch Notice(Complete)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We have completed a patch to fix issues identified in the game. All updates have been successfully applied, and the game is now operating normally. Thank you for your patience and understanding. Please find more details below. ■ Patch Schedule - 10/28(Tue) 15:25 UTC(Complete) ■ Details - Fixed an issue where multiple Epiphany cards could be obtained at the start of a Chaos run, after exiting the previous run abnormally Thank you.

28/10/2025

Notice

[Notice] Regarding In-Game Text Translation Quality

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We sincerely thank all our Protos for your continued support and love, even amidst areas that fell short after the official launch. We are carefully reviewing all the valuable feedback and improvement requests sent by you, and are actively working to reflect them in the best possible way. Among these, we would like to address the issues many of you have pointed out regarding in-game text translation quality. We have identified instances of unnatural phrasing, inconsistent terminology, typographical errors, incorrect pronoun usage, and spacing issues, which have resulted in localization that is not as smooth as intended. We are fully aware of these issues, and our team is continuously reviewing and correcting them. While it may be difficult to fix everything at once, we are committed to a gradual improvement process to deliver a more refined and complete localization experience. We kindly ask for your continued feedback

28/10/2025

[Maintenance] 10/28(Tue) Patch Notice (Complete)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We will be carrying out a patch to fix issues identified in the game. Please note that some temporary server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/28(Tue) after patch - 5:30 5:37 UTC ※ It will be applied sequentially within the specified timeframe. ■ Patch Rewards - Compensation: Crystal x200, Tear of God x2 (Delivered to your in-game mailbox, Storage Period: 7 Days) - Claim Period: 10/28 5:00 – 10/29 14:59 UTC ■ Details - Fixed an intermittent issue where progression could halt when enemies were defeated with Extra Attacks during Battle Missions. - Improved Zero System Codex red dot notifications and quick navigation functions. - Basin of Hyperspace: Lowered the unlock level for Dimensional Dusk. - Added a guide pop-up when entering Chaos Level 3 or higher without equipping a Memory Fragment. - [English] Fixed a missing “%” s

27/10/2025

Notice

[Notice] Unintended Dual Login and Item Duplication Issue Fixed

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We have identified an issue on the Global server that unintentionally allowed simultaneous logins between the PC launcher and the mobile app, which made it possible to claim certain items multiple times. In response, a hotfix patch was applied without maintenance. The issue has now been resolved. Please note that rewards obtained unfairly through intentional exploitation may be revoked, and additional sanctions may be applied to accounts that exploited the issue following an internal investigation. We sincerely apologize for any inconvenience this may have caused, and we will continue to do our best to provide a stable and fair gaming experience for all players. Thank you.

27/10/2025

Notice

[Maintenance] 10/27 (Mon) Global server Patch Notice(Complete)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We will be carrying out a patch to fix issues identified in the game. Please note that some temporary Global server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/27 (Mon) 15:45 - 16:15 UTC ※ It will be applied sequentially within the specified timeframe. ■ Details - Bug Fixed ■ Please Note - You may experience temporary server instability while the patch is being applied. After the patch is distributed, additional data will be downloaded when you log in again. - Once the patch is downloaded, you will be able to enjoy an improved gameplay experience. We sincerely apologize for any inconvenience this may cause. We will continue to do our best to provide you with a more stable game environment. Thank you.

27/10/2025

[Notice] 10/27 (Mon) Connection Issue for Some Users (Resolved)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. The connection issue has been resolved,and players can now access the game normally. Once again we apologize for any inconvenience this may have caused. We will do our best to provide you with a more stable game environment. Thank you We have identified a connection issue affecting some Protos and are currently investigating the cause and working to resolve it. We sincerely apologize for any inconvenience this may cause, and we will do our best to restore regular service as quickly as possible. Any additional updates regarding this issue will be shared through this notice. Thank you.

25/10/2025

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[Notice] Official Launch Celebration—Director's Thank-you Gift Has Arrived!

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. Thanks to the incredible love and support from all our Protos, Chaos Zero Nightmare has reached over 2 million global downloads! To express our deepest gratitude for your continued support, the director has prepared a special thank-you gift. ※ We've also prepared a special message from the director, but as the translation will take some time, the message will be released separately once it's ready. We ask for your kind understanding. We’ve prepared Crystals and promotion materials to help you strengthen your Combatants, so log in to the game now and claim your gifts! [Official Launch Celebration—Director's Thank-you Gift🎁] *They will be sent to your mailbox in a total of 3 mails. ■ Reward 1) 1,000 Crystals 2) Advanced promotion materials for each class x10 ㄴ Advanced Striker/Vanguard/Ranger/Hunter/Psionic/Controller Manual x10 3) Potential materials for each attribute x10 ㄴ Great Growth Stone of Passion/Order/Instinct/

24/10/2025

Notice

[Notice] Our Apologies and Compensation for Early Service Issues

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. Since our official launch on October 22, we’ve received overwhelming support and interest from all of you, our Protos. We would like to express our sincerest gratitude for making the launch of Chaos Zero Nightmare possible. However, since the launch, several issues such as connection instability, payment errors, and account-related problems have occurred. We sincerely apologize for the inconvenience these unexpected problems have caused. As many of you have been waiting for Chaos Zero Nightmare for a long time, we promise to make every effort to deliver a more stable and enjoyable service experience going forward. To express both our apologies and appreciation, we’ve prepared the following compensation: ◆ Apology & Compensation for Initial Service Instability - Compensation: 500 Crystals - Recipients: All ProtosDistribution - Period: October 24 (Fri) – October 31 (Fri), 2025, 14:59 UTC - How to Claim: Check your in-gam

24/10/2025

[Notice] 10/24 (Fri) Patch Notice

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We will be carrying out a patch to fix issues identified in the game. Please note that some temporary server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/24 (Fri) 05:00 ~ 05:10 UTC ※ It will be applied sequentially within the specified timeframe. ■ Details - An issue in the game will be fixed. ㄴ (Korean) Text adjustments ※ Please Note - If a temporary disconnection occurs during Chaos due to the non-maintenance patch, you can reconnect and continue your ongoing Chaos session. - You may experience temporary server instability while the patch is being applied. After the patch is distributed, additional data will be downloaded when you log in again. - Once the patch is downloaded, you will be able to enjoy an improved gameplay experience. As an apology for any inconvenience caused, the following compensation will be distributed after th

23/10/2025

Notice

Follow-Up Measures for Missing Items due to Payment Error (Added on 11/3)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. First of all, we would like to apologize to all Protos who experienced issues related to the payment error that occurred on October 22 (Wed). We’d like to share details about the follow-up measures taken to address the payment issues. [Details] 1. Eligibility: - Protos who made purchases after the game’s launch on October 22 (Wed) but did not receive their purchased items. 2. Follow-up Actions (excluding Monthly Package) - The missing items caused by the payment error will be delivered through the temporary maintenance on October 23 (Wed). [EXAMPLE] If a product with a maximum purchase limit of 2 was purchased 10 times → 2 purchases will be delivered, and the remaining 8 purchases will be handled as exceptions. 3. Exceptions - For purchases that exceeded the maximum purchase limit, the following exception measures will be applied as additional delivery is not possible. 1) Android (Google Play Store) ㄴ Items will be del

23/10/2025

[Maintenance] 10/23 (Thu) Temporary Maintenance(Completed)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We would like to inform you that the temporary maintenance was completed on 10/23 (Thu) at 21:40 UTC. We would like to thank all Protos for their patience and understanding during the maintenance. We will continue to do our best to provide a more stable gameplay environment. Thank you. The maintenance completion time has been extended as follows. We apologize for any inconvenience caused to our Protos due to the maintenance extension. ◈ Extended Maintenance Schedule- Extension: 10/23 (Thu) 21:00→22:00 UTC (extended by 1 hour) - Reason for extension: An issue that requires further attention was confirmed during the maintenance. ◈ Maintenance Extension Compensation - Compensation: Crystal x160, (Delivered to your in-game mailbox, Storage Period: 7 Days) - Claim Period: 10/23 after the maintenance – 10/25 14:59 UTC We apologize once again for any inconvenience caused by this extension. We will do our best to ensure to com

23/10/2025

Notice

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[Notice] Update on Account Recovery and How to Submit Inquiries (10/24 Edited)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. First of all, we would like to apologize to all Protos who experienced account reset issues. These issues occurred only for Protos who used the Server Reset option from the in-game Settings. Oct/23 (Thu) at 05:50 (UTC), a fix was implemented to prevent it from happening again. To provide faster assistance, we have already recovered some guest accounts and prepared the following measures for affected Protos. Please see the details below. ■ Account Reset and Recovery Details 1. Time of Occurrence - 10/23 03:00~05:50 (UTC) 2. Account Recovery Details 1) Guest Accounts ▶ If you did NOT create a new account after the reset ㄴ A mass recovery was completed on 10/23 at 10:35 (UTC). You can access your previous account by logging back in. ▶ If you created a new account AFTER the reset ㄴ Mass recovery is not possible in this case. To expedite the recovery process, please fill out the form below and submit an inquiry to [Customer

23/10/2025

[Notice] Temporary Account Reset Issue

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We are currently investigating an issue where, under certain circumstances after gameplay, some accounts may appear to be temporarily reset. We will provide an update as soon as further details become available. If you are playing on a guest account, please note that reinstalling the game without linking your account may make it difficult for us to provide further assistance. We kindly ask that you refrain from reinstalling the game. We apologize for any inconvenience that this issue may have caused.

23/10/2025

[Notice] Notice Regarding PC Client Installation Freeze Issue (Resolved)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. For users experiencing issues with the PC client installation, please completely uninstall the existing STOVE Client and then reinstall it using the path below. If the same issue persists after reinstalling, please contact our Customer Service, and we will assist you as quickly as possible. ■ Go to Download:[Link] ■ Go to Customer Service: [Link] Once again we apologize for any inconvenience this may have caused. We will do our best to provide you with a more stable game environment. Thank you. We are currently aware of and working to fix an issue where the PC client intermittently freezes at 90% during game installation and updates, preventing the download from completing. We promise to do our best to resolve this as quickly as possible, and we will provide another update through this notice once the issue has been fixed. We apologize for any inconvenience this may have caused.

22/10/2025

[Notice] 10/22 (Wed) Patch Notice(Complete)

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We will be carrying out a patch to fix issues identified in the game. Please note that some temporary server instability may occur during this time, and we appreciate your understanding. Please find more details below. ■ Patch Schedule - 10/22 (Wed) 17:40 ~ 18:30 (UTC) ※ It will be applied sequentially within the specified timeframe. ■ Details - Fixed an issue where players are unable to continue the game after re-entering the chapter once [Eye of the Storm] in the tutorial has been cleared. - Fixed an issue in the PC client where selecting “Claim All” for achievements repeatedly in quick succession could prevent gameplay from proceeding. - Fixed Lucas ▶ R.G.G-7 Card Description Error. - Text display error fixes - Certain prohibited word rules adjusted - Fixed an issue where partner images were not displayed properly on certain devices - Added an example line to the Rescue Probability information text to help players b

22/10/2025

[Notice] Update on Payment Error Issue

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. We sincerely apologize for the inconvenience caused by the payment error that occurred earlier today. We are currently working to resolve the issue for all affected users as quickly as possible. Given the complexity of the situation, we are expecting the resolution process to take some time. To minimize any inconvenience, we are also actively discussing multiple response measures, including payment cancellations and item re-delivery. We will provide an update with more details once a solution has been confirmed. Once again, we sincerely apologize for the delay and truly appreciate your patience as we work to ensure a more stable and reliable service for everyone. Your experience is very important to us, and we're doing our best to restore full service. Thank you.

STOVE Chaos Zero Nightmare

[Notice] Follow-Up Measures Regarding the Codex Save Data Application Issue

Summary of Director Hyung Suk Kim’s LIVE Broadcast

[Notice] Director’s Apology & Compensation Distribution (Added on 11/02)

[Notice] Follow-Up Measures Regarding the Codex Save Data Application Issue

[Maintenance] 11/4 (Tue) Temporary Maintenance (Completed)

[Notice] Director’s Apology & Compensation Distribution (Added on 11/02)

[Notice] Prism Module Observation Issue and Action Plan

[Maintenance] 11/1 (Sat) Temporary Maintenance(Completed)(Added on 11/01)

[Notice] Interim Update on Multiple Item Acquisition Issue

[Maintenance] 10/30 (Thu) Patch Notice (Completed)

[Maintenance] 10/29 (Wed) Patch Notice (Complete)

[Maintenance] 10/28(Tue) Patch Notice(Complete)

[Notice] Regarding In-Game Text Translation Quality

[Maintenance] 10/28(Tue) Patch Notice (Complete)

[Notice] Unintended Dual Login and Item Duplication Issue Fixed

[Maintenance] 10/27 (Mon) Global server Patch Notice(Complete)

[Notice] 10/27 (Mon) Connection Issue for Some Users (Resolved)

[Notice] Official Launch Celebration—Director's Thank-you Gift Has Arrived!