Shocked by the cruel words of his wife, Rui, Yuta seeks solace in a sex establishment. There, he meets Hinata Tachibana, a friend of his wife's who works there secretly. Sharing each other's secrets, the two are quickly drawn to each other, finding a sense of fulfillment they can't get at home. Soon, they begin meeting secretly outside the establishment, and despite being tormented by guilt, Yuta finds himself drowning in a decadent affair with Hinata.