In a near future where cloning technology has advanced significantly, people facing imminent death have the option to create clones of themselves to ease the grieving process for their loved ones. Sarah, a seemingly ordinary young woman leading an unfulfilled life, receives devastating news from her doctor: she has a terminal illness. With limited time left, she decides to duplicate herself to spare her boyfriend and mother the pain of losing her. However, after undergoing the procedure and meeting her clone, Sarah unexpectedly receives even more shocking news—a misdiagnosis. Her illness is not terminal after all, but now she faces a unique dilemma because there is a law that requires a duel to the death between the original person and their clone when both want to coexist.

As Sarah grapples with this disconcerting reality, she begins preparing for the duel that will determine who gets to claim her identity and life. She hires a combat trainer to increase her chances of survival, but as she trains and interacts with those around her, she starts reflecting on her relationships and the choices that led her to this point. The preparation takes an emotional and psychological toll on her as she engages in a struggle not only for survival but also for self-discovery. Questions arise about what it means to be truly alive and human in a world where technology can replace one's very existence. The story delves into themes of identity and the nature of individuality, leaving Sarah in a race against time and fate.