A large monster attacks Japan, but dies suddenly. While the people rejoice and bask in relief, the giant corpse left behind begins to slowly rot and bloat. If it explodes, the nation will be destroyed.

as Arata Obinata

as Yukino Amane

as Tsukuru Michio

as Masahiko Amane

as Ryo 'Blues' Aoshima

as Prime Minister Kan Nishiotachime

as Seiichiro Shikishima

as Sayuri Renbutsu

as Hiroto Sugihara

as Manabu Takenaka