Roma, who works as a high-end call boy by night, suddenly starts living together with the son of a wealthy man, Sharaku, due to his mother’s sudden remarriage. The lifestyles of the cheerful Roma and the straight-laced Sharaku are exact opposites, and just when Roma thought there would be no common ground between them even if they lived together, Sharaku shows up as his customer for the night…! Rather than refusing him, they continue their play at Sharaku’s request. They go all the way and have sex and the next day, he suggests an exclusive contract…!?