Black Rat

From director Kenta Fukasaku (Battle Royale 2, X-Cross) comes a twisted tale about six high school students faced with a life or death challenge. After receiving a mysterious message from a dead suicidal schoolmate, a group of students are instructed to meet up at their classroom at midnight! Upon their arrival, the group is confronted and stalked through the dark, maze-like school by a revenge-crazed, rodent-masked psychotic killer! Will they discover the killer's true identity and motive? More importantly, who will survive the night?