In this action comedy the French boxer Jo Cavalier is charmed on the train to Berlin for the Olympics in Hitler's Germany by the little boy Simon Rosenblum who asks his autograph; when it turns out his adorable young fan is a Jewish orphan in danger of persecution, he risks his one shot at Olympic glory to save Simon and his family, helped only by a German officer-gentleman who became his friend in World War I, by an adventurous escape to Switzerland, Nazi troops on their heals and braving impossible odds in roller coaster-style.

Rosemonde, hailed as "the Princess" reign over a slum in the Paris suburbs. Herbert, a reporter who came to investigate on the pollution, ends up in a grinding machine of her invention. Rosemonde resells the bones to the church authorities who use them as holy relics. Inspector Adrian Bondu is handling the case... But a young hippie who looks like Jesus will have Rosemonde suddenly feel very earthly feelings...

A detective decides to go undercover and set up a group of robbers, but he may be getting too caught up in the task at hand.