In a multiverse of gods and powerful entities, Saturn, a once-legendary Summoner, shatters the balance by annihilating the Summoners' Assembly and killing Astaroth, the strongest Summoner. As cosmic chaos spreads, three god-like beings—Magiaa, Lucy, and Min—struggle to understand Saturn's true purpose.Sane, Astaroth's daughter, seeks answers about why Saturn spared her father once but destroyed him now. Meanwhile, the Thunder Guardians, conquerors of universes, target the weakened Summoners' universe. Lucy prepares for battle, while Sane races to protect her father.At the heart of it all, Saturn’s true intentions remain a mystery that could reshape the entire multiverse.