Makoto entered boarding school at the same time her father remarried. The joyful student life was coming to an end, and it was graduation day. On the way home, where no one was supposed to go, her mother-in-law, Aya, rushed in with a smile. Makoto couldn't hide her joy when meeting her mother-in-law, whom she had loved at first sight. They organized a graduation ceremony to make up for the time they were apart. 'This is a gift for Makoto who has grown up,' Aya said, gently touching her skin. And he climbed another step to maturity.