Attack on Titan ~Chronicle~ re-edits the epic action of Seasons 1-3 into one movie. Many years ago, humanity retreated behind the towering walls of a fortified city to escape the massive, man-eating Titans that lurked outside their fortress. On "that day," the wall that protected them was broken. Relive the journey of Eren Jaeger, who vowed to kill every Titan, as he uncovers the truths of the world. Source: crunchyroll