A sudden downpour shattered the planet's tranquil routine, and twisted, monstrous fission creatures emerged in the chaos. Those who developed extraordinary powers to fight them were given a name: Phelimatiya. Beneath the lighthouse, a mysterious black ocean shimmers like polished ore, and at its center sits an island-like sanctuary called Black Reef — Latitude 64°09' N, Longitude 21°56' W. Following the tides, they went seeking the truths the world had been rewritten to conceal. Welcome to this world.