剧情讲述唯一高中二年三班的学生们修学旅行期间，在受到诅咒的训练所里，突然被迫参加一场不可能逃脱的致命游戏，展开激烈的欺骗心理战并为生存而奋斗的故事。
Song Byeong-geun
Im Eun-chan
Lee Jae-in
Lee Yoon-seo
Kim Woo-seok
Kim Jun-hee
Choi Yebin
Oh Jung-won
박윤호
Heo Yul
Cha Woo-min
Ko Kyung-jun
안지호
Jin Da-bum
정소리
Kim So-mi
Kang Seol
Choi Mi-na
Oh Jung-taek
Cha Yu-jun
김소희
Baek Eun-ha
배재영
Kim Jin-ha
Chun Young-min
Park Ji-soo
서동현
Park Woo-ram
