Jack Colby, car detective, is commissioned to buy a 'dream' car from an earl, but finds himself racing into serious danger. The once-notorious cabaret singer Adora Ferne guards a private treasure trove of twelve classic Jaguar cars, but hankers over the one that is missing. Enter Jack Colby: Adora's manager Danny Carter has commissioned him to buy the thirteenth dream car from its owner, the Earl of Storrington. When a murder follows the earl's rejection...