[Hana Kizaki Bondage Release!] Hana, a busty girl, has felt the gazes of men since she was a child and has unconsciously become suspicious of men. Six months ago, her mother died in a sudden accident and she is now living with her mother's new husband, Toshiyuki. However, Toshiyuki, who has suffered from mental illness due to the shock of losing his new husband, gradually begins to behave strangely towards his stepdaughter Hana... Creampie, navel licking, bondage training, candle torture... The girl cannot resist and begins to let out aesthetic sounds and becomes intoxicated with the ropes...