An American gets a ticket for an audience participation game in London, then gets involved in a case of mistaken identity. As an international plot unravels around him, he thinks it's all part of the act.

For Jenny, in her mid 30s, everything is going great: Her career at the Munich Opera House is going uphill and in her friend Tobias she seems to have found the ideal man. But then the events rush: The new stage designer at the opera proves to be her ex-boyfriend Erik and a pregnancy test turns out to be positive. That's not enough, Jenny's free-spirited mother Jutta lodges with her and Tobias indefinitely. The casual hippy lady soon shakes up the orderly life of the couple. At the same time, Erik Jenny turns his head violently.

Jérôme Crainquebille, is an ageing vegetable seller who has sold groceries from his cart in in Paris for over 40 years. One day, he is harassed by a policeman who insists that he moves on. When he protests, Crainquebille is arrested, supposedly for swearing at the policeman.