Loner (2008)

Korean movie · Horror, Thriller · 117 min · TMDB 4.4/10

A student becomes a recluse in response to her best friend's suicide and locks herself in her room. She believes that someone is in the room with her. Her alarmed family hires a psychologist to intervene.

Cast: Go Eun-ah (Jeong Soo-na), Chae Min-seo (Choi Yoon-mi), Jung You-seok (Jeong Se-jin), Jung Young-sook (Grandmother), Lim Dae-ho (Gwan Ri-in), Lee Da-in-IV (Lee Ha-jeong).

Directed by Park Jae-sik.

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