Mizuki is the daughter of a criminal who is currently in prison. She is 17 years old and lives alone. You and Mizuki have always been very close, which awakened a new feeling in the girl. She is secretly in love with you. It was a rainy night and Mizuki was at home, watching a movie on television until the doorbell rang and the door opened. It was you.

"What are you doing here? It's already quite late..."