Arabella Richelieu, a young woman of noble birth, embarks on a perilous sea journey to Penzance, escaping a harsh guardian and an impending arranged marriage to the cruel Kenwyn Quintrell. Accompanied by her loyal maid Valere, Arabella encounters the charming sailor Corbett, who offers them guidance and protection. As the voyage progresses, Arabella grapples with her fears about her future husband and the ominous circumstances surrounding her journey. Despite the stormy seas and her apprehensions, Arabella's courage and the unexpected kindness of strangers offer a glimmer of hope for a new beginning.