Nene, who moves to Tokyo with her boyfriend, lives together, and works part-time at the same convenience store. Recently, their relationship has already cooled down... It was then that Yuki, a student, arrived, setting off a chain of events. A drunken kiss ignited Nene's pent-up sexual desire! And at her part-time job, she entered into a forbidden relationship... Even next to her boyfriend, she indulges in her desires and engages in cuckolding.