Ryuichi Moroboshi, a college student who returned to his parents' house, was surrounded by five beautiful women and spent his days in agony. ... was being resolved. After spending a dreamy night with Chinatsu, it was a time when Manami could be tossed. And. Risa knew. She even saw her masturbating ... Ryuichi didn't have the courage to shake off Risa's temptation (provocation?) To fully open Tsundere. Furthermore. This time the reverse situation !? When Kyoko, Risa's older sister and Ryuichi's mother-in-law, saw masturbation, Kyoko was really ... !!? Okay ..., my mother-in-law is doing anything today ...