Without a job, a young man is given the opportunity to run his ill uncle's private-detective agency. He finds himself mixed up with everything from an unfaithful husband who is a secret nudist to a schoolteacher who believes his pupil's father is beating him.

A circus barker stages a sensational new act, the world's longest fast undertaken by “Sapolio”, on view in a glass cage. But this act also results in several murders, a kidnapping, and a poisoning!

Musical romantic comedy about an orphan and the son of a Colonel and his snooty wife, who refuses to give them her blessing.