V2.1 Release — The Infernal Return Steam update #335066

We have further updated the game's content and released version 2.1. The main updates include: Added a Japanese language version. The localization for this version is still not fully complete, and translation text will continue to be updated in future releases. Redid the English language version. The localization for this version is still not fully complete, and translation text will continue to be updated in future releases. Fixed multiple bugs. Adjusted the storyline to improve narrative consistency between the earlier and later parts of the game. Added new storylines for the female protagonist and the second male lead. Adjusted and added a moderate amount of turn-based combat. Redid the lighting rendering for multiple maps to enhance the overall atmosphere. Adjusted map models and fixed graphical errors.