Miharu is relaxing in the living room. Maki comes in late. The two of them haven't been told anything, but Maki, who has gathered information from a friend who has lived here before, teaches Miharu all about it. Miharu and Maki are playing around while trying to figure out how to have fun in this shared house. Then Mio, who was living there before, comes back. The residents of this shared house play out in a naughty lesbian world.
