Street cops PC Jack McLaren and PC Sarah Fletcher make a revealing discovery when they respond to a pair of convivial naturists, hopeful that the evidence will reveal as much as the victims. Elsewhere, Volunteer Officer Ken Beattie once again proves he has a naked ambition to serve his community when he answers an unlikely distress call, leading to a stint of cleaning, washing and ironing.

The Chief furthers his dream of becoming a bestselling tartan noir crimewriter.

All access to all departments - flashing the spotlight on the good guys banging up the baddies. Knights of the road Singh and McKirdy turn firefighters to extinguish a dangerous inferno and sample some delicious sausages. City cops McLaren and Fletcher rush to the open grass in pursuit of a miscreant on a roll inside a giant hamster ball. The Chief furthers his dream of becoming a
bestselling tartan noir crime-writer as he rubs shoulders with one of Scotland's greatest novelists. And local man Bobby does what he believes to be the right thing when he hands in a bag of dangerous-looking weapons to officer Karen. Mirth-inducing mockumentary manoeuvres starring Jack Docherty, Manjot Sumal, Grado, Jordan Young, Sally Reid, Darren Connell, Karen Bartke and special guest Ian Rankin.

The Chief discovers a new world of insults when he samples online gaming.

The Chief pushes his professional productivity to the max.