Ayase Yukiya is a university student whose cousin Tetsuo Ishii betrays him and sells him in an auction to settle his heavy debts. Ayase is bought by Somuku Kanou for 1.2 billion yen. The reason behind Kanou doing this is Kanou remembers Ayase from four years ago, when Ayase, a stranger, helped him. Now Kanou wants to keep Ayase close to him in order to protect him, and uses the 1.2 billion debt to force Ayase to live with him. As Ayase is still a student and does not have a job, he is forced to sell his body to Kanou for 500 000 yen a time.

Car mechanic and ex-yankee Honda falls in love with Someya, a beautiful okama. Someya promises to go on a date with him in exchange for free car maintenance. Someya planned to tease him since the mechanic was unaware of his true gender, but when Someya reveals the truth, Honda's attitude doesn't change one bit! And now Honda's acceptance has stirred up feelings of affection in Someya!