There's a red thread tied to my finger, and at the other end is... the yankee who sits next to me? One day, straight-laced honor student Miyanari suddenly sees a red thread connecting him to his yankee classmate Hashiba. "There's no way this sort of person can be my destined partner!" is what Miyanari tells himself. However, perhaps through a trick of the red thread, Miyanari ends up in all kinds...