From that day on, she has been... a schoolgirl in uniform being tightly bound, disciplined, and penetrated. (MUDR-258)

After her father's death, Huima, a young girl raised by her single mother, lives with her mother's second husband, Takayuki. However, her stepfather is an emotionally unstable and perverted man... His madness begins... he starts binding and disciplining his stepdaughter... Heap rope binding, whipping, toy training, slapping, and penetration... During these days of discipline, the girl's heart is broken...