Two people from Class Two die. To prevent chaos, this news is not yet known throughout the entire school. After their deaths, students of Class Two get sick of all the hardcore training and try to escape school to go back to their homes. However, all their attempts go to waste and the biggest attack of the spheres begins.
Shin Hyun-soo
Lee Chun-ho
Kim Ki-hae
Kim Chi-yeol
Lim Se-mi
Park Eun-young
Ahn Do-gyu
Guk Young-su
Kim Su-gyeom
Kwon Il-ha
Woo Min-kyu
Kim Duk-joong
Yeo Joo-ha
Kim You-jung
Ahn Da-eun
Kim In-hye
Lee Yeon
Roh Ae-sul
Kim Min-cheol
Doh Su-chul
Kwon Eun-bin
Yeon Bo-ra
Moon Sang-min
Wang Tae-man
Choi Moon-hee
Lee Na-ra
Kim So-hee
Lee Soon Yi
Ro Jong-hyun
Jang Young-hoon
Ji Min-hyuk
Jo Young-shin
Yoon Jong-bin
Jo Jang-su
Shin Su-hyun
Cha So-yeon
Hong Xa-bin
Woo Hee-rak
Shin Hye-ji
Choi Yeon-ju
Lee Soon-won
Kim Won-bin
Shin Myung-sung
Im Woo-taek
Hwang Se-in
Yoo Ha-Na
Oh Se-eun
Hong Jun Hee
