SUNKEN SPRAWL – An unbelievable sunken temple sprawls before you, a place lost long ago to time and the changing currents of an indifferent ocean. Forgotten secrets that lie within have been warped by the Orb's corruption, protected by enemies whose weapons and wits have not dulled despite countless eons in the depths. Face the guardian within and claim its treasures for your own.
— In-game story
The halls of this sunken monument are an unknowable maze, rapidly being entombed by gnarled, ever-growing corals. And at the heart of this drowned dungeon lies an ancient guardian; emboldened and corrupted by the shard’s power. Take a deep breath and dive into the battles ahead - for no one can be safe while such a corrupted creature lurks.
— In-game intro
As the corruption of the shard is washed away, the peaceful currents of the ocean return once more.