A lonely middle-aged uncle was visited by a beautiful girl with a French-like face. She was his niece Rin, whom he had doted on since she was little. "Be my lover," his niece insisted, and the uncle couldn't resist, ending up having sex inside her. Though confused by being loved too much by his niece, he began to feel deep affection for her. However, his niece had run away from home before marriage to come see him. His niece sadly said she wanted to marry her uncle. Knowing they would be separated, the two continued to have sex inside each other as if it were their last time...
