Keisuke, whose aunt Kaho has divorced and will help clean up the house for a while. Kaho, his first love, was still as beautiful as she used to be. The more they met, the more his love that he had given up on with her marriage revived. However, now she is single. But he can't take advantage of her just after a divorce, when she is heartbroken. Despite Keisuke's conflict, Kaho invites him for a drink. Drunk, Keisuke confesses his hidden love...