A beautiful Australian heiress returns to her father's family home with their newfound Australian wealth, snares her handsome titled neighbour into an engagement by accusing her poor gentle cousin - whom he loves - of having a low class London lover whom she meets clandestinely. The appearance of a stranger and his announcement in the church on the wedding day that he is the heiress' true husband reveals her plots. He also reveals that she had married him in mistake for his rich cousin in Melbourne, and had tried to murder him in a storm off the Victorian coast. Remorse, and the union of the true lovers ends the tale. (PB)