From publisher blurb:
The sea swells with fury. All around you, great walls of black water rise menacingly, only to break apart upon the jagged rocks surrounding the islet. Their thunderous roar drowns out the voices of your companions and the salty spray stings your eyes, leaving you blind, deaf and chilled to the bone. It’s hard to believe only moments ago, you walked here from the shore across the reeking silt, the sullen waves still churning at a safe distance. Then rose the ravenous tide to greedily devour your footprints in the mud. With the the brine now lapping hungrily at your heels, you gather a lungful of air and force open your eyes, catching a blurry glimpse of the savage water-world boiling up around you. With a prayer on your shivering lips, you barely make the jump across, pulling yourself up on a fistful of rotted kelp. Mere seconds later, another wave crashes in, roaring its frustration at your escape. Yet the inexorable tide continues to rise, and the greedy waves may claim you as their prey before retreating to the deep...
This Dungeon Backdrop is designed to work with the Lonely Coast campaign setting but can be easily inserted into almost any fantasy campaign.