The story diverges when Kratos learns his mother Callisto did not simply die in Ghost of Sparta . Before her transformation into a beast, she spoke of a “second key” hidden in the —located in the misty swamps of Caledonia (ancient Scotland). This key does not open the Door to Death (Atropos), but the Gates of Banishment , where the gods cast Deimos not to Thanatos’s domain, but to Australis , believing him dead to all realms.