To save an important world, novice goddess Ristarte recruits a powerful hero, Seiya Ryuguin. He's super capable but does have one grating limitation.
Seiya insists on bulking up for his rematch in solitude for days, driving Ristarte up the wall. Meanwhile, their foe begins massacring the villagers.
When Seiya's level-ups start to slump, Ristarte introduces him to a training partner: the god Cerceus, who has centuries of experience under his belt.
After learning that a whole army of undead is on the attack, Seiya insists on handling everything himself, much to Ristarte's consternation.
Mash and Elulu join up with Seiya and offer to take him to the dragons. But first, Seiya insists on more training in the realm of the gods.
The party learns that obtaining the legendary Igzasion would mean the sacrifice of Elulu's life. Seiya prepares to make a difficult choice.
Seiya agrees to help the Knights fight the Demon Lord. His new ally Rosalie is grateful to have his help, until she hears his initial plan of action.
Ariadoa reveals the disturbing reason behind Mitis's banishment to the Verdent Forest and Ristarte rushes to save Seiya before it's too late.
Kilkapul makes a terrible sacrifice to summon a powerful white reaper. Seiya orders a retreat to the Divine Realm, but a surprise awaits the group.
The party is stunned by Wohlks Roseguard's sudden transformation. Rosalie manages to clarify things but later, Seiya runs into an evil complication.
Ristarte, Mash and Elulu have a fun day shopping but return to the hotel to find Seiya gone. They soon learn about their companion's complicated past.
At the cost of his own life force, Seiya unleashes the Gate of Valhalla to seal the Demon Lord away. Ristarte must risk her entire career to save him.