Hana Ichii attends a school that she admired since she was a child. One day, she wakes up and finds herself locked in a cage with her classmates. They are forced to take part in a survival game using their cellphones.
| Actor | Role |
|---|---|
 Hinata KashiwagiHana Ichii | Hana Ichii |
 HarukaHana Inasawa | Hana Inasawa |
 Moka KamishiraishiMaika Senu | Maika Senu |
 Sae OkazakiMokuha Shirono | Mokuha Shirono |
 Yuumi ShidaReiko Ajita | Reiko Ajita |
 Atsushi AraiDaiji Kuboga | Daiji Kuboga |
 Tetsuya SugayaSeigi Koji | Seigi Koji |
 Kodai AsakaJun Tashino | Jun Tashino |
 Ami OkumaNot listed | Not listed |