At the same time his father remarried, Hajime entered a boarding school and was now in his third year, nearing graduation. He thought that his faint feelings for his stepmother, Mihaka, had completely faded away with student life, but... On the day of his graduation ceremony, seeing Mihaka running towards him with a smile, he realized that his love for her was resurfacing. Hajime's heart raced in anticipation of their private graduation celebration, desperately suppressing his lewd desires for the defenseless Mihaka as he escorted her to the hotel. 'A present for the grown-up Hajime,' she said softly as she kissed him... And thus, he took another step up the staircase of adulthood—
