Near humanity’s previous stronghold, "Tokyo Ark," Increased humans called "Avatars" interact in ferocious battles. Their primary weapon, "Scapegoat," is crafted in the stays of fallen comrades, in an unlimited cycle wherein another person's Dying allows individuals who preserve battling. The Avatars Have a very saying in relation to this: https://www.youtube.com/watch?v=ohdKEMWvJDU