Yuichi, a nephew, moves into his uncle's house for a while to focus on his job hunt. His heart races at the sight of his young and beautiful aunt. Though relieved to be welcomed by the kind couple, he finds himself unable to sleep, whether due to the new environment or thoughts of his aunt. He tries to ease his restless feelings through masturbation, but unfortunately, his aunt walks in. Panicked, Yuichi is caught off guard, but his aunt simply smiles gently at him and says, "Don't tell anyone..." as she lets him touch her breasts...