After discovering the blades that're infused with Divine Souls, at Mt. Olympus, Apollo & his brother, have met their match, when they're confronted by this heavenly evil named the "Grigori". Divine-Demonic beings, who are hellbent on reviving the Red Dragon, the Fallen Arch-Angel, who possesses both angelic and demonic powers, in godlike form. Taking the gigantic battle all the way through another dimension.