Sarang was never meant to survive her incurable illness, and in a world that thrives on pity, she is both the center of attention and despised by others. She is tired of it all and just wants to be left alone, until she crosses paths with Eunjo. Can two seemingly different girls like them ever become friends? And can they make amends for the wrongs their parents have committed and finally find peace? Holding knives to their chests, Sarang and Eunjo dream of taking revenge on the world.