Arianna Pemberton hides in a barrel she thinks will be loaded on her brother's ship but lands on Morgan's brig. Her father has forbidden her to sail, and this is her only course of action. Unwilling to allow a man to control her, she is determined to make her way as a seaman, a profession she knows and loves. But when Captain Danvers discovers her deception, he refuses to permit her to prove herself. As she struggles to convince him, unwanted passion emerges, jeopardizing her plans for independence.