The narrative follows “Eren,” who now commands the destructive “Titans” as they relentlessly advance, making it seem nearly insurmountable for those in “Marley” to stop this “rumbling.” Perhaps “Armin” and “Mikasa” can devise a method to intervene by uniting their abilities and encouraging humanity to overcome its divisions and cooperate? While serving as the final installment of a larger story, it's presented in a w…