Overview:PC Casper has a humiliating run-in with three yobs and later tries to save face by telling PC Johannsen that they had threatened him with a knife. At the end of the shift, he seeks solace in the arms of drugs referral officer Rochelle Barratt. PC Harman confronts husband Scott Burnett, who breaks down and admits to killing his first wife Karen. She implores him to turn himself in, but when the police arrive at their house, the couple are nowhere to be seen.