Ruiki Sato

A man adopts his six-year-old aunt and raises her as his own kid.

A love between high school students Naoki and Kotoko. Naoki is handsome, good at sports and smart. Even though Kotoko is not very smart, she has a bright personality and strong will

Naoki and Kotoko enter the same university. Naoki majors in science and technology, while Kotoko majors in literature. A beautiful student, Yuko Matsumoto, appears in front of Naoki. Kotoko is shaken by her new rival in love.

The third and final part in the Mischievous Kiss movie series.