Door Lock(2018)

In my house a stranger is waiting.

Door Lock is a South Korean thriller that traps a solitary woman in a nightmare of violation and murder. Kyung-min lives quietly in her cramped one-room apartment until she discovers unmistakable signs that a stranger has invaded her private space. What begins as a violation of her home spirals into something far darker when a mysterious murder case emerges, entangling her in a web of suspicion and danger. As Kyung-min struggles to understand who broke into her apartment and why, the line between victim and suspect blurs. The film builds tension through claustrophobic settings and paranoia, exploring themes of safety, trust, and the terror of the unknown lurking behind a locked door.