The Villainess

In Seoul, South Korea, the young woman Sook-hee breaks in a fortress of a dangerous gang alone and kills all the gangsters. She is arrested by the police and sent to a secret facility of an organization that trains assassins commanded by Chief Kwon. Sook-hee is pregnant and has a daughter that is raised in the facility. She is trained as a stage actress and assassin, and Chief Kwon promises her that she will be free with a good allowance after ten-year service. Meanwhile, the agent Hyun-soo, who is in charge to observe her, has a crush on her. In flashbacks, Sook-hee recalls her previous life, when her father and her mentor and husband Joong-sang were murdered. When Sook-hee is released to start her new life, she learns dark secrets from her past.