Aka：The Siege at Thorn High / ปิดโรงเรียนล่าโหดครู / 荊棘高校：血色圍城 / 老师休想逃 / Осада в Букит Дури / 포위된 학교
Summary：A special school for troubled children. A teacher who is determined to discipline the students. Here, teachers must not only teach, but survive the deadly attacks of their students.
