Shi-Hyun is a girl that is cursed by bad luck and after transferring a new high school where her older brother Shi-Woo is attending, things don't seem to be getting that much better. Conflicts arise between Shi-Hyun and Ma-Hyun when Shi-Hyun becomes jealous of the past that she can't remember and starts to believe Ma-Hyun only loves the Shi-Hyun of the past and not her current self. Seeing how much pain Shi-Hyun is in, Shi-Woo decides to take matters into his own hands and deal with Ma-Hyun himself!