In this thrilling suspense and drama film, we follow Soo-jin, a young woman seeking to regain control of her life after a series of poor decisions. After receiving an unexpected visit from her distant cousin, Min-soo, the tranquility of her home is interrupted. Min-soo, a charismatic and enigmatic young man who seems to embody the image of the perfect cousin, quickly earns the trust of Soo-jin and her family. However, as the days pass, dark secrets about his past begin to surface.
With Min-soo's arrival, events in the small town start to unravel. A mysterious accident leads the police to investigate more thoroughly, and Soo-jin finds herself caught between her family loyalty and the growing tension surrounding her cousin. The atmosphere becomes increasingly unsettling as Soo-jin starts to discover that Min-soo may not be who he claims to be. Is he a friend or a foe? The line between trust and betrayal blurs, leading Soo-jin to make dangerous decisions that could jeopardize her life and that of her loved ones.
With unexpected twists and a haunting atmosphere, Soo-jin's story paints a chilling portrait of what happens when family becomes a threat. The tension builds to an electrifying climax that will leave viewers on the edge of their seats.