In the fourth Pirates of the Caribbean installment Captain Jack Sparrow crosses paths with a woman from his past, and he is not sure if its love or if she is a ruthless con artist who is using him to find the fabled Fountain of Youth. When she forces him aboard the Queen Annes Revenge, the ship of the formidable pirate Blackbeard, Jack finds himself on an unexpected adventure in which he does not know who to fear more Blackbeard or the woman from his past.