Yumi, a friend of Yuichi's mother, has come to Tokyo to accompany her daughter to her entrance exams and is staying the night. Yuichi, Yuichi's son, has always admired her whenever he visits, but he is so nervous that he ends up being cold towards her. However, Yumi, drunk and in a good mood, feels affection for him and asks for a kiss. Yuichi hurries back to his room, but as he is left restless in his room, his heart pounding, Yumi, who felt unsatisfied with what they had done earlier, comes over and asks, "Shall we continue what we were doing last time?" and presses her lips against his...