The story culminates in one of two major paths based on your choices:
: Spending too long in the dark causes your "panic" to rise. The fog starts playing tricks on your mind, manifesting ghost ships, giant sea monsters, and glowing red eyes in the mist.
The story begins with you, an unnamed fisherman, sailing toward the remote archipelago known as . Caught in a sudden, unnatural fog, your boat is smashed against the jagged rocks. You awake in the town of Greater Marrow, where the local Mayor offers you a replacement vessel—provided you work off the debt by fishing for the community. The Sinister Undertow
: You follow the Collector’s instructions and complete the ritual. Instead of bringing back the fisherman's wife, you summon a world-ending eldritch god from the depths, consuming the islands in fire and darkness.