Born to kill, Sook-hee was trained as an assassin from a young age in Yanbian, China. After her mentor's death, she was given a chance to start anew in South Korea as a government agent, with the promise of freedom after ten years of service. She began a new life as a theatre actress, but soon found herself entangled in a web of secrets when two men, Joong-sang and Hyun-soo, entered her life. As she delved deeper into her past, Sook-hee took matters into her own hands.

The Villainess
A skilled and merciless female assassin embarks on a deadly mission, leaving a path of destruction and devastation in her wake as she seeks vengeance against her prey.