 Based in ancient mythology, the story follows Kratos, a Spartan warrior who was tricked into killing his family by his former master, the Greek God of War Ares.This sets off a series of events that leads to wars with the mythological pantheons.The Greek mythology era of the series sees Kratos follow a path of vengeance due to the machinations of the Olympian gods, while the Norse mythology era, which introduces his son Atreus as a secondary protagonist, shows an older Kratos on a path of redemption, which inadvertently brings the two into conflict with the Norse gods.