A man comes into the precinct station to tell the sergeant that his boyfriend has a gun to his dog's head and is threatening to go on a rampage.

Ann-Marie is asked to go undercover as a rich widow trying to buy drugs, a supposedly easy job that goes badly wrong.

Nona and Jack spend her birthday together.

An arrested drug dealer dies in a cell in the station house. The coroner determines that he died from strangulation, which puts Doyle in a jam as he was the arresting officer and was supposed to have kept an eye on his prisoner.

Clem is approached outside a supermarket by a man who has a plan to scam the business' owners. A sting is set up to arrest the man but things do not go according to plan.