Summoned by the black sphere, Kei and Masaru fight against extraterrestrials until Masaru grows tired of fighting and refuses to continue.
Not streaming on a subscription service in the US right now.
Starring Kazunari Ninomiya, Kenichi Matsuyama, Yuriko Yoshitaka, Ayumi Ito, Kanata Hongo, Kensuke Chisaka, Go Ayano, Shigeru Okuse, Yasuyuki Hirano, Masafumi Oishi