After his father remarried, Hajime, though confused by the sudden cohabitation, began to feel strangely drawn to his stepmother Tina. To shake off these feelings, he enrolled in a dormitory school. And as his enjoyable student life came to an end on the way home from his graduation ceremony… The one running towards me with a smile was Tina. Hajime's heart leaped at the secret reunion with his beloved. That night, after sending Tina off, 'Here is a present from me to you, Hajime, now that you're an adult,' and she kissed him... The boy was guided by his stepmother, ascending another step into adulthood—.
