Kyu Han, a seemingly ordinary student, is cursed with an unlucky jinx. Every time he sneezes, things go exactly the opposite of what he hopes, forcing him into all sorts of unfortunate situations in his daily life. However, despite his supernatural bad luck, he still romantically chooses to pursue his one-sided crush, believing that if he just tries his hardest, there’s nothing he can’t achieve.

As a child, Woo-young and his sister were mistaken as orphans and were sent to an orphanage, where he had been abused and lost one eyesight due to severe beating. Years later, Woo-young seeks out vengeance and tracks down and kidnaps the former chief of the establishment. But things quickly gets out of hand and he accidentally ends up kidnapping the man's daughter with him- and starts a deadly game of truth or dare.