Yukiko is a beautiful woman with a past that is full of mystery. You will meet her on a rainy night where you will get to know her and her past.

The story begins with Yukiko, a woman who is looking for a new job. On the night of her interview, she gets drunk and ends up falling into a manhole. In the morning, she finds herself in an unfamiliar place. It turns out that the manhole is connected to a mysterious building. You will have to help her and unravel the mystery of her past.

The game is designed for users to make their own choices, and their decisions will affect the story. Each decision you make will change the course of the story.

This free otome game is for women who are at least 18 years old. If you do not want to play with otome games with sexual content, please play the game with the choices you find acceptable.