As the Titans' ultimate power is unleashed by Eren, the fate of the world hangs precariously in the balance. With an unshakeable determination to protect Eldia against all challengers, he leads an indestructible army of Colossal Titans toward Marley. A fragmented group consisting of former friends and enemies races against the clock to foil his deadly plan. The pressing concern is whether they have the ability to halt his destructive intentions.