The beautiful Ji-eun (played by Shin Hyun-bin) once had a wonderful life and a bright future, but a car accident took away her parents' names, and because of this incident, she was unable to complete her studies, distanced from the glory of being a shooting competition champion, and even developed a stuttering problem. Now she works in a factory to survive, living a hand-to-mouth existence. However, fate never intended to let her go; one night, she was assaulted by three thugs, suffering greatly both physically and mentally. Ji-eun attempts to call the police, but the corrupt officers show no patience for this stuttering girl, instead assuming she wants to falsely accuse others to extort money. Before long, one of the assailants shows up looking for her, holding her discarded ID, and intends to assault her again. Devastated, Ji-eun begins to fight back. This becomes the catalyst for the fallen girl to start her vengeance against this damned world...