Ogawa Tomoo, a high school boy, cannot figure out why his classmate, Oomori Yuka, likes him so much. Unlike him, she is friendly, upbeat, excels at sports, and is one of the most popular students in the school. Tomoo does not understand why someone so attractive would be interested in someone like himself. He decides to push Yuka away for her own good, but her persistence eventually pays off, and he cannot help but be attracted to her.