You play as a female detective named Comino who is searching for the mysterious killer who has been attacking and killing people in a mysterious way. It seems like a normal day until you receive a phone call from the mysterious entity that says that it is your future husband.

After you talk, the killer reveals itself and starts attacking you. You must fight and survive in order to find out who is the real killer.

The game has a unique and interactive story with lots of choices that you can make. You can make choices in various ways, such as by talking to the characters, by making choices during the gameplay, and by completing the tasks.