Having freed a group of slaves from their Sahuagin captors, our Fearless Franchisees set about exploring the lower decks of the Dwarven submersible, the Iron Shrimp, an experimental vessel of Clan Cragstone that never returned from its shakedown cruise.   Why the Iron Shrimp is docked deep within a subterranean lake beneath the Blood Tide outpost is cause of mystery indeed!