Hana lost her parents at an early age and works in the entertainment industry while taking care of her younger brother. However, instead of helping her, her brother becomes addicted to gambling and becomes deeply in debt. What's more, the debt is owed to a loan shark, and with no prospect of repayment in sight, Hana finally decides to go to the loan shark's office to negotiate a reduction in her debt... but the person who shows up as a representative of the loan shark is her ex-boyfriend. He had a clingy personality and abusive temperament, and Hana finally managed to break up with him after a difficult time. Of course, they never saw each other again, but she never expected to meet again in this way... Hana is held captive in the loan shark's office and has her pleasure points constantly assaulted. Despite her deep resentment, her body responds to her ex-boyfriend's techniques, which are well-versed in her pleasurable spots, and she eventually finds herself seeking him out.