[Mahiro Ichiki [Full-scale bondage debut] 10 years ago, Mahiro, a young girl, experienced the disappearance of her father and the death of her mother in quick succession, and closed Kokoro. Her sympathetic landlord, Hidero, raised her, but she never opened Kokoro to him either. However, one day... a reunion with her father, who was supposed to have disappeared, drastically changes the girl's fate. Bondage, candle torture, creampie... a story of the collapse of a girl bound by ugly desires... An authentic pure SM drama.