Thou Shalt Not Steal.

Mary Bruce is wooed by Lord Haverford but loves Roger Benton, her father's secretary. To finalize his marriage proposal, Lord Haverford offers her father a large sum of money and, being low on funds, Mr. Bruce accepts it, then places it in a safe. Horrified by her father's actions, Mary steals the cash from the safe that night, but on her way out is overcome by another thief whose wrist she bites in the ensuing tussle.