PC Niaz Waddington is trying to keep a low profile in an unmarked car as he attempts to catch up to a vehicle with cloned plates on the M56. With assistance from PC Mike Clarke, he manages to pull the suspect over for questioning, but they are surprised when they discover the truth behind the cloned plates.

PCs Chris Swash and Rowan Burt pursue a vehicle through the streets of Chester and have to continue their chase on foot through muddy fields when the driver runs off after stopping his car. PC Ian Cosgrove attends a serious crash on the M6 involving two cars and an HGV and must carry out breathalyser tests on all drivers to find out exactly how the accident happened