There are many ambitious people among the Olympian gods who want to rule the sky, the sea, and the earth. In the distant mythological era, Hades, the god of the underworld, led 108 Hades warriors to attack the human world, and the goddess of wisdom Athena led the Saints to rise up to meet the enemy. After a series of hard battles, Hades and his army were defeated. They were all sealed by Athena, and the Saints were almost completely damaged. Thousands of years later, the Saints had just finished a hard battle with Poseidon, the king of the sea. In the far east, the seal of the goddess lost its effect, and the Hades warriors in the ancient tower were ready to move again. Hades resurrected the Saints who died in the wars. Saga, Camus, Milo, the once glorious golden saints, now put on black shining Hades clothes and attacked the sanctuary they once guarded...