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.
Arata Obinata

Yukino Amane

Tsukuru Michio

Masahiko Amane

Ryo 'Blues' Aoshima

Prime Minister Kan Nishiotachime

Seiichiro Shikishima

Sayuri Renbutsu

Hiroto Sugihara

Manabu Takenaka

Murasaki Kawanishi

Yamaneko Kunugi

Yuko Amaguri

Bokudo Ioroi

Hayato Nakajima

Yukino and Blues' Mother

Wataru Nakagaichi

Jiro Zaizen

Colonel Sen Masago

Sayoko

Denki Mukogawa

Noboru Yamikumo
