Yu left his family home and enrolled in a dormitory-style school. Before he knew it, student life was over, and it was finally time for the graduation ceremony. As he walked home with his classmates, bidding them farewell, someone waving at him from across the street with a smile was Ayano, his beloved stepmother. Yu's heart raced at the reunion with his beloved... That night, Ayano, delighted by his graduation, got drunk at their private graduation celebration. Yu escorted Ayano to her hotel room. Upon arriving, she said, 'This is a present for grown-up Yu,' and gently kissed him...
