Haru Mochizuki was a brilliant high school archer, but he was plagued by his love for his rival, Reiichiro Shudo. Unable to admit his true feelings, Haru suddenly abandoned his archery dreams. Four years later, Haru is a high school teacher when he reluctantly agrees to fill in for the faculty advisor of the high school archery club. Haru fails to recognize the club's prodigy and star archer, but the young man recognizes Haru. Before long, Tsukasa Shudo, the brother of Haru's former rival, reveals himself and shockingly admits that he secretly yearned for Haru while Haru was yearning for Reiichiro. Now, Tsukasa is making strong romantic moves, and Haru finds himself falling for the seduction.