Burglar Proof.

When John Harlow loses his sweetheart Jenny Larkin as a result of poverty, he vows never to be broke again and leaves town. He moves to the city, and several years later, after pinching his pennies, he becomes financially successful. One night, while at a dance hall, he runs into Jenny who is now employed as a dance hall hostess. Jenny decides to fleece John and sets him up with Laura, one of her colleagues. Laura is innocent of the scheme, and she and John fall in love. Jenny becomes jealous and attempts to reclaim John by telling him that Laura is having an affair with Richard Crane. John believes her until he discovers that Crane has just married Laura's mother. He proposes to Laura, and she accepts on the condition that he relinquish his spendthrift ways.