Des:Hotaru, who lost her parents when she was young, grew up in the house of her uncle who ran an inn, and over the years they developed a relationship like a real parent and child. But on the day that Hotaru turned eighteen, her uncle summoned her to his cellar, which she had been forbidden to enter until now. ``Ive been waiting for this day for a long time. This day when I can have you as my girlfriend... The uncle who suddenly attacked Hotaru had always wanted to train him. Whats more, he was trying to fulfill the feelings of her former girlfriend by seeing the image of her dead mother in Hotaru... Hotaru Nogi, a female student living in the lower part of the city, always meets a well-versed coffee shop after joining the social group activities. She started working at a coffee shop in Tianchido, where she started working at a coffee shop. A few days later, it was time to clear out the mysterious warehouse...