<Episode 1> A son finds out his mother is having an affair with his father's boss. Mitsuyo does what her son tells her to do in exchange for keeping quiet about it. <Episode 2> After her father dies, Yumiko starts working at a night club to make a living. However, her son is not happy with this and tries to make his mother his own. <Episode 3> Mio has already been trained by her son. That day, her son's friend who came to stay over also trains her...