The northern town of North is plagued by misfortune now that monsters have moved into nearby Saw Mountain. Our heroes are unsure about whether they can help liberate the town, but when a monster kidnaps Kukuri and a local girl, Nike doesn't have much of a choice but to take action.

Kukuri and her party arrive in mysterious ruins with a mysterious connection to her past, and before heading to Endless Tower.

It's all come down to this moment... the hero Nike must defend companion, the Guru Guru user Kukuri, as she attempts to seal away Demon King Giri. With the fate of the world in the balance, can they overcome the overwhelming dark powers of an entity that threatens to overwrite all of reality? And even if they do win, what will become of them?