Ruka became a man-hater after her parents divorced due to her father's infidelity, but contrary to her heart, her body began to mature as a female. In the midst of this, her mother remarried. Although she hated the idea of living with a stepfather, Ruka reluctantly agreed, knowing how much her mother had struggled. Her stepfather, who looked at Ruka with lustful eyes, was already plotting how to conquer his distant stepdaughter...
