Sakura Yuino is beautiful, cool-headed, and good at her job, and when she's transferred to handsome, polite, but shy Itsuki Kiritani's department at her office she's determined to do a good job. Unfortunately for her, Kiritani is so nervous around women he can't help getting "excited" around her. And Yuino finds her personal fetish triggered around her new boss, whose smell is intoxicating to her. After a post-work drunken tryst, they realize that perhaps this arrangement isn't so bad after all...