【Mei Satsuki, Bondage Unlocked!】 "Perhaps my father and I were overwhelmed by guilt..." Mei, who was living with her father after losing her mother, one day causes a hit-and-run accident involving a man while driving with her father. Although there was no life-threatening injury, she injured his leg, and from guilt, she spends her days devoted to visiting him... Training, bondage, creampie... In the consciousness of guilt, the girl continues to receive unreasonable punishment while screaming in pain...! The content may vary depending on the distribution method.