Rion Ogura is a high-powered career woman with a loving boyfriend and a bright future. When her boyfriend, Kubo, makes an expensive mistake that could cost him his job, she's desperate to protect him any way she can. Her manager promises to keep Kubo from getting fired...if Rion comes to his penthouse apartment and sleeps with him. Rion's ready to put her body on the line for the sake of the man she loves—but can she make it through six hours with a playboy bachelor who gets his kicks from breaking women with pleasure? And will her feelings still be the same by the time he's through with her?