In the winter of his first year in high school, Maru Sueharu fell in love with Kachi Shirokusa, a genius novelist who happens to be his classmate. But since it was his first love, time only continued to pass by while he could do nothing. As his so-called friend Tetsuhiko chides him and his childhood friend Shida Kuroha teases him, he overhears his crush Shirokusa saying she has a boyfriend now. His heart broken before he could even confess his feelings, Sueharu is devastated. Then Kuroha proposes that they get revenge...
It was a good lesson, though, wasn't it?
لكنّه كان درسًا جيّدًا، أليس كذلك؟
Aber ’ne eindrückliche
Lektion war’s, oder nicht?
Però è stata un'ottima lezione, no?
Mas foi uma boa lição, não acha?
Но это был хороший урок, верно?