Yumi, the mother's friend, comes to Tokyo accompanying her daughter for her entrance exams and ends up staying in Yuuichi's room. Yumi has always shown affection for Yuuichi whenever she visits, and it's clear her feelings haven't changed. However, Yuuichi becomes nervous and acts distant as usual. Noticing his behavior, Yumi, slightly drunk, recalls her emotions and moves to kiss him. Flustered, Yuuichi retreats to his room, heart pounding uncontrollably. Sensing his hesitation, Yumi feels unsatisfied and visits him again, saying she wants to continue where they left off. Giving in to emotions he can no longer suppress, Yuuichi closes the distance and their lips meet once more...