Decayed and murdered corpses are found in a slum tenement, and the advanced stages of the police divisional boxing championship – the Lafone Cup – reveal the vengeful ferocity to be found within the ranks of the force itself.

Series 2 Episode 8 airs at 9pm on Monday 16 December on BBC One. To whet your appetite, here are ten teasing lines of dialogue from the episode…

» “You lack the stomach for another man’s torment.”

» “Inspector, is your dog gone lame?”

» “Life, Mr Reid, is offended by you and me.”

» “We are to be led to the truth by dead insects?”

» “I love her, I need to kill him. Those are the rules.”

» “I thought to outrun my shame, sir.”

» “Joy is passing. Vengeance, however; that is a pursuit for which I would see blood spilt.”

» “Evil men do as they please. Men who would be good? They must do as they are allowed.”

» “I want none of any man.”

» “Kill him!

Watch the Series 2 trailer…

Are you looking forward to the episode? Let us know below…