Title: 경성학교: 사라진 소녀들 / The Silenced
Genre: Horror, Mystery, Supernatural
Director: Lee Hae Young
Runtime: 1h 39m
Release Date: Jun 18, 2015

A sickly girl Ju-ran transfers to a new sanitorium boarding school to regain health. But she discovers that students are disappearing and notices abnormal changes happening to her body. She suspects the school for what’s happening and tries to discover what secret is hidden.