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Ayumu is a gay high school student with a simple motto: "I like cute and pretty boys." He himself fits that description, but beneath his flippant exterior, he is serious and deeply infatuated with his friend from junior high, Saki. Saki is gentle and soft-spoken, the perfect image of Ayumu's ideal type, and plays on the school's volleyball team.
However, instead of catching Saki's attention, Ayumu draws the interest of the lazy, chain-smoking volleyball coach, Kouga-sensei. This rude and devious weirdo confronts Ayumu with a blunt question—"You like boys, right?"—and bullies him into joining the volleyball team. Kouga is tall, dark, and unpleasant, the complete opposite of Ayumu's "cute and pretty" ideal. Yet, despite his dislike, Ayumu finds his heart racing whenever the coach is near, leaving him to question Kouga's true motives.