Behind Story features story and art by Narae Ahn.

After Johann survives a vicious murder-suicide attempt by his own division teacher, his school sex scandal explodes into a national uproar. To Taehee's anguish, Johann disappears for 3 years. Both boys grow into men and live separate lives. Taehee works in a night club alongside the flirty bartender Jungin.

Meanwhile, the lonely Johann lies low. One day, Taehee and Johann catch a glimpse of each other. But, Taehee's jealous friend Dooyong will do anything to keep the two men apart.