John Smith has been happily involved in bigamous marriages for five years. He lives with Michelle in Kennington and Stephanie in Finsbury. Fortunately for John he's a taxi driver which involves shift work! Simple? Well, when the Kennington and Finsbury police forces discover something suspicious in their paperwork, John's happy bubble is about to burst.
The action of the movie takes place during the next hectic 24 hours as John with the assistance of his gullible neighbour, Gary, rush between Kennington and Finsbury attempting to thwart the police and prevent the two loving wives coming face to face!