21名高中生被关在教室里并向全世界直播，逃出教室的方法就是在网络上获得更多的“赞”……
Yurina Hirate
Yuzuki Hayama
Neru Nagahama
Miko Nagamine
Nanami Yonetani
Azusa Yoshimura
Harada Aoi
Kaede Hamano
Mizuho Habu
Runa Hashimoto
Nanako Nagasawa
Fuuka Nagano
Miyu Suzumoto
Misora Suhara
Manaka Shida
Keito Shiina
Shiori Sato
Shizuka Sano
Fuyuka Saitô
Hana Sakamoto
Yui Kobayashi
Ikumi Koyanagi
Minami Koike
Nao Koga
Nana Oda
Haruka Nukuta
Rika Ozeki
Yuki Okamoto
