The old inventors daughter is a mission worker. She makes a convert of a young crook and eventually becomes engaged to marry him. But her father does not approve of him, and shows him the door when he learns from a detective the record of his daughter's suitor. The inventor's plans are stolen by an unscrupulous manufacturer, and the crook volunteers to recover them.
Charles West
as The Old Inventor
Claire McDowell
as The Old Inventor's Daughter
Harry Carey
as The Converted Cracksman
