A woman comes into the station to report that she is being harassed by a group of clowns living next door to her. She tells them that they make too much noise all through the night and can often be seen participating in orgies through their windows.

A disabled man is beaten up and robbed in his own apartment. Jack and Nona try to help him out and recover his precious stamp collection. A collection built up over the years and full of memories.

Terry's undercover work is beginning to worry Jimmy. Joe has it in for Terry, because Jimmy arrested him when he was younger. The bank job is going down soon and Joe could be planning to set Terry up.

Kevin Patrick comes back to work, trying to adjust to the fact that he is going to spend the rest of his life in a wheelchair.

After Jack and Clem get into a fight over Elena and Nona the hostilities between them rapidly grows.

Santoro finds himself in trouble after trying to help his brother-in-law with a bookie problem.

Elena, Jack's ex-girlfriend, is found dead in an alley, shot three times. The prime suspect is a Latvian businessman who she had often been seen with in a coffee bar.

Santoro is asked to help out his nephew with a few speeding tickets and ends up losing his temper with the highway cops and insulting them.

Doyle and Ray keep being called to the apartment of a couple who are continuously fighting.

A member of the Latin Queens, a female gang, is found dead in her apartment building. Suspects are brought in, including a member who has been working undercover for two years.

Ray arrests a man who throws Hector over a bar and injures the man's ribs while doing so. They take him to hospital where a doctor is amazed at the injuries he has received.