~~The following program contains adult themes and scenes of violence and sexual assault that may not be suitable for some viewers and is inappropriate for children. The content is intended for mature audiences only.~~

Centuries ago, vicious and bloodthirsty demons who were immune to all manner of weaponry plagued mankind. Humanity's cries for help brought forth the Idaten; battle deities who would use their incredible speed to hunt the demons down, and then seal them away. In the following 800 years of peace, the Idaten have not had any enemies to fight. But that is about to change...
Huh, I let him have with that kick, 
but he seems to be fine.
لقّنتُه درساً بتلك الركلة، لكن يبدو أنه بخير
Ui, hat den Tritt zur Nasenkorrektur
erstaunlich gut weggesteckt.
Oh, gli ho dato dei bei calci,
ma sembra che non si sia fatto nulla.
Nossa! Eu chutei com força,
mas não funcionou muito.
Ох, пнул я от души,
но, видать, его это не впечатлило.