The 18-year-old Morinaga has lost both her parents in an accident and inherited their debt, so moves to Tokyo to find work. The first person she bumps into is a handsome male student lying passed out on the street. That student takes a liking to her and hires her as his housekeeper. When they begin their life together, she starts to fall in love with him, but she is haunted by her past. The person she owes money to comes down from the country to tell her, "If you can't pay me back, you must marry my son"...!! Can love win out over money...? It's an extreme romance dilemma!!