A Plumber, an Electrician, a Caretaker, a Locksmith, and a Butcher.

What do these men have in common?

Veteran Detective Karl Whaler is thrown into an investigation that may be the strangest and most dangerous of his career, involving the brutal murder of a young man.  Unknown to him, five individuals have secretly met in a room for decades.   When another victim is found, Whaler is forced to make a decision that will change his life forever.