Makoto entered boarding school at the same time as her father remarried. The happy student life has ended, and it is the day of the graduation ceremony. On the way home, where no one should have come, her mother-in-law, Aya, ran over with a smile. Makoto couldn't hide her joy when she met her mother-in-law again, whom she fell in love with at first sight. The two held a graduation ceremony to make up for the time apart. “This is a gift for grown-up Makoto,” Aya said, gently touching her skin. And he climbed another ladder to adulthood.