A crime family looks to unmask the police informant in their midst who threatens to take down their business.
After serving jail time for a mysterious crime, Bill and Karl get out of jail and become preoccupied with figuring out who turned them in to the police. On top of that, the "family business" is on the rocks, and the motley crew of criminals who operate out of Down Terrace aren't feeling terribly trusting of one another. It might look like an ordinary house, but at Down Terrace, the walls are closing in...