Elizabeth Swann, Will Turner, and Captain Barbossa, having sailed through dangerous waters and faced numerous perils, arrive in exotic Singapore with a singular goal: to find and rescue the eccentric Captain Jack Sparrow. Sparrow, trapped in Davy Jones' Locker due to their previous adventures, is indispensable in their fight against the British East India Company, which, under the command of the ruthless Lord Cutler Beckett, seeks to extinguish piracy across the seas. Beckett, wielding control over the terrifying ghost ship, The Flying Dutchman, and its damned crew led by the heartbroken Davy Jones, aims to purge the oceans of all pirates. With a map that leads to worlds beyond their imagination, the group must navigate treachery and betrayal, ally with old foes, and invoke ancient rites to forge a shaky alliance among the pirate lords of the Brethren Court. Their only hope lies in gathering all pirate lords to stand together against Beckett's growing armada.

The quest to assemble the Brethren Court is no easy feat; pirate lords are notoriously self-serving. However, as the promise of a final stand for freedom looms, ideologies and vendettas give way to a hesitant union. Throughout their journey, the characters are forced to reevaluate their loyalties, confront their pasts, and make sacrifices for a chance at a future free from tyranny. Key to their plans is the mythical “Pirate's Code,” a guide that could lead them to victory or doom. As alliances shift and secrets are unveiled, the stage is set for an epic confrontation where the fate of the entire pirate way of life hangs in the balance.