Haruo and his allies encounter a mysterious aboriginal tribe descended from the humans left behind on Earth 20,000 years ago, and they uncover a mechanized city-sized fortress formed from the long-lost anti-Godzilla weapon called Mechagodzilla.
Starring Mamoru Miyano, Takahiro Sakurai, Kana Hanazawa
Director Hiroyuki Seshita, Kōbun Shizuno