A woman's past as a convict follows her everywhere and because of this she doesn't open up to others. But then she strikes up a friendship with a broken child who has suffered from domestic violence and decides to save the girl from the cruel world. A man who holds feelings for the woman, tries to protect her in his own way.
Baseball player Jung-gu and movie star Nam-mi are a celebrity couple who are blissfully happy in their careers and marriage. One day, a girl named Dong-ju shows up and the couple's lives are instantly destroyed. Seven years later, as Dong-ju gets involved in the death of a middle-school girl, Jung-gu and Nam-mi decide to fight a battle they have no chance of winning.