As an indie RPG Maker title, it is highly accessible and designed for Windows PC.
Zip files of popular indie games distributed on piracy or unofficial forums often contain malware, "keyloggers," or adware masked as the game's executable ( Game.exe ).
Built using RPG Maker , which is common for indie titles with this specific visual style. File Integrity and Safety Warning
It is part of the "Physical Exorcism" franchise developed by Sounding Stone.
In Extra Case , the player is invited to their girlfriend's house, only to discover something unsettling in her room that leads to a violent attack. The core gameplay loop revolves around the protagonist's newfound ability to after a "tragedy," allowing players to investigate different items and unlock new dialogue choices to change the outcome. Genre: Psychological Horror, Visual Novel, Adventure.
While the zip file name matches the version 1.0 release of this game, you should exercise caution if you obtained this file from an unofficial source or a third-party file-sharing site.