Whenever darkness pollutes the land, a group of righteous and brave teenagers will stand up. They surround Athena and fight a desperate battle with the evil in the world. Generation after generation, Athena's Saints have never retreated. After the Saints such as Seiya and Shiryu have experienced countless hardships and tests, a new generation of Saints have grown up one after another. They are Pegasus constellation Guangya (voiced by Midorikawa Hikaru), Leo constellation Cangma (voiced by Konishi Katsuyuki), Aquila constellation Yuna (voiced by Yukino May), Dragon constellation Longfeng (voiced by Kakihara Tetsuya), Jackal constellation Rongdou (voiced by Kakihara Tetsuya) and others. At the same time, the evil god of war Mars (voiced by Shibata Hidekatsu), who contains a dark little universe, led the fighter Martians to approach the peaceful land. The civil war of the Saints has started again, and the warriors of justice are also facing new challenges... This film is adapted from the classic original work of the famous Japanese cartoonist Masami Kurumada.