In a world ravaged by divine wrath, humanity clings to survival amidst a perpetual deluge and relentless monstrous tides. A cataclysm unleashed by the gods has drowned much of the land, yet the remnants of civilization, oblivious to their supposed transgressions, endure. Though empires have crumbled, the surviving nations still clash over territory and power in this submerged world. Amidst this chaos, Navia, a warrior of the Order of Tomorrow, dedicates her life to protecting others and ensuring they live to see another dawn. However, she becomes entangled in a divine scheme orchestrated by a goddess seeking vengeance against her pantheon. Now a pawn in this cosmic conflict, Navia is forced to fight against the chosen champions of other gods.