Danny wants two things in life more than anything else, one is a Jaguar and the other is Joanna Johnson. After Danny's parents give him their beloved Nissan Cedric, Danny works up the courage to ask Joanna out on a date.... One problem! He tells her that he owns a Jaguar, and to prove otherwise, he trades in the Cedric for an early model Jag. At the car yard he is conned into believing he is getting the deal of the century by the salesman, Gordon "Farkas".

Malcolm is a chronically shy mechanical genius who has just been fired for building his own tram. He gets Frank, who has just been released from jail, moves in to help pay the bills. Malcolm, with Franks help, turns to a life of crime.