An insight into the working life of officers patrolling the nation's roads, using modern technology and old-fashioned methods to bring criminals to justice.

Derbyshire's Road Crime Unit uses intelligence and surveillance tactics to crack down on suspected drug dealers. The team receives some intelligence about a man suspected of ferrying drugs into the county using a relative's car. After boxing the car to a stop, a struggle breaks out between the driver and road crime cop Nick Lovatt, and the suspect is forcibly cuffed and detained.