The Silenced

Set in 1938 in Keijyo, this horror mystery follows a girl named Joo-ran who is sent to a boarding school sanatorium to treat a chronic illness. While attempting to recover her health, she witnesses strange phenomena and notices that her fellow students are disappearing. As Joo-ran experiences unsettling changes in her own body, she begins to suspect the institution and searches for the secret behind these occurrences.

Directed and written by Lee Hae-young, this was the first film in a series of works that includes Believer and Phantom. The cast features Park Bo-young in the lead role, alongside Uhm Ji-won, Park So-dam, Kong Ye-ji, Sim Hee-seop, and Go Won-hee. The movie was produced by Lotte Entertainment, Generation Blue Films, and The Secret Garden.

The film has received a moderate reception from audiences. On IMDb, it holds a rating of 5.7/10 based on 4,100 votes, while on TMDB, it has a higher score of 6.5/10 from 180 votes.