A homeroom teacher held 29 students hostage as vengeance for the mysterious death of their roommate. Their act takes a toll on life and sorrow. This bloodthirsty lesson brings up the raw characters of human beings.
Episode 1
Season 1 • Episode 1
Episode 2
Season 1 • Episode 2
Episode 3
Season 1 • Episode 3
Episode 4
Season 1 • Episode 4
Episode 5
Season 1 • Episode 5
Episode 6
Season 1 • Episode 6
Episode 7
Season 1 • Episode 7
Episode 8
Season 1 • Episode 8
Episode 9
Season 1 • Episode 9
Episode 10
Season 1 • Episode 10
Episode 11
Season 1 • Episode 11
Episode 12
Season 1 • Episode 12
Episode 13
Season 1 • Episode 13
Episode 14
Season 1 • Episode 14
Episode 15
Season 1 • Episode 15
Episode 16
Season 1 • Episode 16
