A story of the bonds between those who fight, in a world pushed to its limits. On one of the countless parallel worlds that exist throughout spacetime, humanity has fought a decades long war against the BETA, hostile extraterrestrial invaders, using humanoid fighting machines called Tactical Surface Fighters. This is a story of how humanity lives and dies while on the brink of extinction...
Koichi Kamiki
Karin Nanami
Tomori Kusunoki
Miku Ito
Iori Saeki
Takako Tanaka
Lynn
Ruriko Aoki
Sayumi Watabe
Kanon Takao
Norio Wakamoto