After decades since the original anime series, the cybernetic warrior returns in this franchise reboot, Casshern Sins. In a world where the powerful robot leader known as Braiking Boss rule over humanity with an iron fist, a mysterious girl named Luna is summoned by the people for salvation. To retaliate against this potential threat, Braiking send… more After decades since the original anime series, the cybernetic warrior returns in this franchise reboot, Casshern Sins. In a world where the powerful robot leader known as Braiking Boss rule over humanity with an iron fist, a mysterious girl named Luna is summoned by the people for salvation. To retaliate against this potential threat, Braiking sends 3 of his most powerful cyborgs, Casshern, Dio and Reda to dispose of her. Casshern manages to kill Luna, plunging the world into a slow descent of annhilation.

Hundreds of years later, humanity is almost extinct. Robots constantly replace their body parts, fearing the corrosion of rust: their only form of death. In this wretched time and place, Casshern returns after a lengthy disappearance since his murder of Luna. Having lost his memory, Casshern now defends the humans from the robots, and find out his true identity and purpose.