Death Bell - A Short film Movie Adaptation

A school project directed by Keit Nicko Pastorite.
The film is set in a high school, where an elite group of twenty students-including rebellious heroine Kang I-na, her timid best friend Yoon Myong-hyo, and -are taking a special class for their college entrance exam. After Kang I-na is nearly strangled and the sudden disappearance of some of her classmates.. Trapped with the students are head teacher Hwang Chan-wook and English teacher Choi So-yeong. I-na realizes that the students are being killed in order of their rank in the class, and she is ranked fifth.