Chapter 1 and 2: Rui, a college student, secretly falls in love with Takuya, his cool neighbor. Once Rui saw that she was half a half, when he was carelessly changed. He would like to "hold this body" and began to make indecent things, but Takuya unexpectedly saw him in a bad stage ... Chapter 3: How should you react when you are in bed with a colleague, do not remember how? Have you come or what did you do? Natsukava turns out to be in this impossible situation: what did he do and why suzuki suddenly proposes to "take responsibility"? Chapter 4: The south-novice actor who Tatsuta admired from high school, so he decides to go to Tokyo. To be closer. Through a number of minor events, he ends up with the fact that he lives with the south as a keeper of the house: how will everything develop?