[Mosaic removal] Moko will be living alone in Tokyo for only 2 weeks in the summer course of her preparatory school, and she will visit the weekly apartment where she will live.For a moment, her life in Tokyo lifts her spirits... but she also feels uneasy about the large amount of garbage littered next to her room.In the room next to the apartment, there lived a dirty brother named Shimonuma who could masturbate continuously even after he orgasmed with masturbation and did not do any post-processing.Moko summons up her courage and goes to Shimonuma, but...