PC Sam Harker has infiltrated a group of animal rights activists, thanks to Steve Burton, an old school friend from Liverpool. The group's leader, Ged Mellings, is suspected to be planning some terrorist action. While undercover, Harker takes part in some protests and animal liberation actions, and begins to sympathise with the cause. Despite some misgivings, Harker proves himself to Meddings, and discovers his plan to firebomb a local department store. CID lie in wait and catch the gang planting the bombs, and Harker is distraught to have betrayed his friend Steve.

It's the day of the memorial service and Superintendent Chandler is determined to make a good impression and a moving speech. While Des carries the Met Standard down the aisle the real weight is on his mind. He's just been assigned a babysitting task he'd really rather not have and all eyes are on him today. Reg lends a sympathetic ear and proves his friendship. Meanwhile Harry Fullerton, the decorator employed to renovate Sun Hill before the explosion (and top of the Murder Investigation Team's most wanted list), makes an unwelcome appearance. PC Tony Stamp can't believe the cheek of him and starts to cause a scene. Luckily the old guard is on hand with a characteristically level head. New CID member DC Eva Sharpe turns up for her first day on the job. After practically ploughing into DC Mickey Webb's car she's told to take over his case while he attends the service. While Mickey would rather not listen to the superintendent's eulogy he relents and Eva goes to keep an eye on local a d

DS Phil Hunter and DC Eva Sharpe investigate an assault case, where a man's football career has been ruined by an apparent deliberate foul. They arrest the suspect after viewing a videotape of the match, but bringing him back to Sun Hill, they are surprised to find out he is PC Honey Harman's fiancé. Harman risks her career to save ""her Fletch"" and hides the videotape evidence in her locker. No one is surprised when DC Mickey Webb turns up to work despite the death of his mother the day before. DCI Jack Meadows tries to distract him with another case, but Webb is determined to track down the driver who killed his mother. Arresting a drunk driver, Webb thinks he has his man, but a woman turns up at the station to admit she was the driver. At Webb's encouragement, DC Juliet Becker uses a young prostitute as bait in a big drugs sting. When the woman goes missing, Webb checks her escort agency's website and is stunned to see DCI Meadows' new girlfriend is a prostitute. Sgt. Dale Smith and