Phantasy Star Online 2

Home to four species - Humans, Newman, CAST and Deuman -the fleet known as "Oracle" has traversed numerous galaxies and discovered countless worlds. To further their purpose, groups known as ARKS were set up to explore and research newly discovered planets.

However deep in space, a deadly threat would surface: the Falspawn. Spreading like a virus, Falspawn have infected inhabitants of various worlds. With the discovery of their weakness, Photons, ARKS gained a new purpose- to protect the universe from the Falspawn.