With an enemy fleet intent on conquering the Shackles looming on thehorizon, the adventurers must build their own fleet of pirates and buccaneers todefend against the invaders, culminating in an epic naval battle in the middleof the Eye of Abendego. Will the adventurers defeat the invading navy and savethe Shackles? Or will the independence of the Free Captains be eradicatedforever? A Pathfinder Roleplaying Game adventure for 13th-level characters,this volume concludes the Skull & Shackles Adventure Path. FromHell's Heart also presents a host of options for GMs looking to continuetheir Skull & Shackles campaign, along with details on the deadliestsea monsters said to lurk beneath the waves. New monsters from the depths of thesea and exotic islands also fill the Pathfinder Bestiary, while Robin D. Laws(author of the Pathfinder Tales novel The Worldwound Gambit)concludes his tale of pirates and lost treasures in the Pathfinder'sJournal.