The travelling fair comes to town, and WPC Dawson searches for a runaway girl.
Max and Fenton investigate a flood of counterfeit notes, and Lenny shows his true colours.
An undercover operation threatens to expose a secret that could ruin Inspector Briggs.
Coulson's advances on Gina take a sinister turn, and Fenton's corruption is exposed.
Tommy meets a bullied schoolboy, and Fenton enlists help from an unlikely party.