A young Irish immigrant gets a job as a conductor on a streetcar and fights off an attempt by crooks to take over the company, all the while pursuing the boss' beautiful daughter.

This portrayal of small town life before the War is based on a small boys determination to get to see the circus, over all obstacles. Escaped lions, lightheaded blackmail of his father, and playfully planting stolen papers on his sisters boyfriend are all in a days work for little Henry Peck.