Regarding the issue described below, reported by so many, we must ask for some more time to completely solve it. [The Issue] -The key command at the Title screen becomes displayed as C and the game cannot proceed. -All key commands in the Settings screen become displayed as C. [Temporary Solution] ***Precautions*** Please take the utmost caution when working in the Registry Editor. -We do not take responsibility for any damages that may arise from the usage of the Registry Editor. -Do not carry out the following procedure if you are not experiencing the issue described above. Procedure 1. Make sure the latest update is applied. 2. Open the PC's Registry Editor. 3. Delete the registry "Studio HG." 4. Restart the game. If the above does not solve the issue, backup and delete your save files, located in the folder below: C:\Users\[your username]\AppData\LocalLow\STUDIO HG\MetallicChild\MC_Save.sav Note: The above folder is hidden by default, please set hidden files to be shown when navigating to this folder. If the issue persists after taking all of the above steps, please contact our Customer Service: https://www.metallic-child.com/en/support.php We apologize for the trouble and inconvenience.