Under the Top (1919)

Jimmie, a small-town boy, visits a traveling circus passing through town. he falls in love with Pansy, the daughter of the circus' tightrope walker, after he saves her from a gang of thugs. The circus leaves town, though, and Jimmie, determined to become a tightrope walker also, sets up a wire in his backyard and practices. When the circus returns to town Jimmie goes to visit them again, but he soon becomes involved in a tragedy involving Pansy's father and a plot to take over the circus by a former employee.