8/8 When CID hear of a dead miner, all roads lead to the notorious cop killer Leslie Johns.
7/8 Sam is awoken in the night by a drunk DCI Hunt, who thinks he's killed someone.
6/8 As heroin hits the streets of Manchester, CID want culprits for the smuggling and dealing.
5/8 Sam tries to focus when a man's wife and daughter are kidnapped and held hostage.
4/8 Sam and Annie are led into a world of suburban swingers' parties to solve a murder case.
3/8 The IRA have brought their mainland bombing campaign to Manchester.
2/8 The CID unit are lead to prison to escort a safe-cracker to the station for interview.