"Hitomi", the youngest daughter who grew up under a metamorphosis rope master's father and de M brothers. Hitomi, who was tied up by her father and disciplined Paipanma Co ○ unpleasantly, goes to straddle her brother Ji Po by herself according to her father's teachings. A chaotic daily life in which the "art" and "sexual desire" of a metamorphosis family with incest blend in.