Racing heartbeat and expanding fantasies... After being accepted to her dream school, Stella Girls' Academy, Yamato Yura is excited to begin her high school life. "Maybe, at this school, I can change!" Then, when she lies down to rest after moving into her dorm, her hopes still high... she finds a Desert Eagle under her pillow! High school girls?! The C³ Club?! A survival game?! A new youth survival story is about to begin!