In Norfolk, an otherwise unassuming summer evening is shaken by an armed robbery.

Detective Inspector Burgess of Norwich CID has a problem as the number of burglaries has rocketed.

After a raid on a cannabis factory, nine people are arrested.

The team in Norwich gathers evidence about a single-punch attack that has left a man seriously injured, with no willing witnesses.

Taking a look at a violent home invasion that may actually have been a case of mistaken identity; CID Detective Simon Hawkins and his team track down the offenders and confront them with evidence that could put them behind bars.

Investigating an alarming string of burglaries targeting the elderly with CID Inspector Tom Smith and his team; they narrow down the suspect list and focus their attention on a slippery felon who is wise to all of their tactics.