The Frame-Up (1917)

Young Jeffrey Claiborne, the son of a wealthy father, comes to the aid of pretty Betty Jane Moir, who is being bothered by a lecherous chauffeur. He accepts Betty's grateful offer of employment in her mother's taxi company. Smitten, Jeffrey proposes to her, but her mother, not knowing who he really is, dismisses him as not worthy of being her daughter's husband. Determined to prove his worth, he gets his chance when he discovers that Betty's mother is being blackmailed by a criminal gang.