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.

"The lost girls, suspicious school, and abnormal changes..."

Credits

Lee Hae-youngDirector

Park Bo-youngJoo-ran

Uhm Ji-wonKato Sanae

Park So-damYeon-deok

Kong Ye-jiYuka