Eric, the owner of a night-club in Nottingham, is obsessed by the film Casablanca (1942) and dreams of being Rick Blaine.

Young Gilbert lives in an urban apartment building. One day he discovers a duck in the building's elevator. Gilbert decides to keep the duck, but to keep his new friend secret from his mother. But his mother suspects something is up. In the meantime, Gilbert uses his detective skills to find the owner of the duck in his no-pets-allowed apartment building.