"Reality slips far away,
 Fiction comes alive, we start to play,
 It's all meaningless, we've already begun
Hope is no more, behind a closed door
As we drift away from where we were before.
Hope and hopelessness become one
Yup, we are all one and the same
Never opposites, we play the same game."

15 kids were trapped in a school.
God knows how. When. Why.
Do Kyungsoo was just here because.. he was invited here.
And also the others, didn't know how they got into this mess.

The chosen are...
Do Kyungsoo
Super Highschool Level Good Luck

Seo Yuna
Super High-school Level Swimmer

Jung Daehyun
Super High-school Level Hall Gang Leader

Kim Myungji
Super High-school Level Gambler

Choi Minho
Super High-school Level Fortune Teller

Kim Ahyoung
Super High-school Level ???

Lee Hongbin
Super High-school Level Heir

Kim Taehyung
Super High-school Level Hall Monitor

Choi Sulli
Super Highschool Level Idol

Son Gain
Super High-school Level Gyaru

Kang Hyeyeon
Super High-school Level Literary Girl

Choi Minki\Ren
Super High-school Level Hacker

Kim Hyoyeon
Super High-school Level Wrestler

Cho Kyuhyun
Super High-school Level Gamer

Kevin Woo
Super High-school Level Baseball Player