Makoto's life as a student at a boarding school was soon coming to an end. And at the graduation ceremony, his stepmother Yuka came running across the street with a smile. Makoto, who had been secretly harboring feelings for her, was Kokoro to celebrate with just the two of them... Yuka initially rejected Makoto, who had made a bold confession, but was Kokoro by his sincere feelings and accepted, saying, "It's a graduation gift..." And so Makoto took another step towards adulthood.