An investigation begins into Kennett's claim that Giffen sexually harassed her.
Roy struggles to overcome his grief after his wife's death. Mel's bravery in a dangerous situation surprises herself.
Wakefield, back in uniform, arrests a young girl for possession of drugs. The flat she lives in turns out to belong to PC Mel Draper.
Roy is teamed with the reckless Dean in the hunt for a bail-jumper. When the officers follow up a tip-off, Dean spots his father, whom he has not seen for six years.
Danny faces a major hurdle. Natalie takes an instant dislike to a new probationer.
Debbie's overdose galvanises the desk-bound Giffen into action.
Debbie's death by overdose has far-reaching consequences, especially when a known drug dealer is released on bail.
Mel investigates a man's friendship with a 14-year-old girl.
A breakfast prank backfires when Kennett lodges a complaint and then accuses Giffen of assault.
Rumour spreads that Terry Reynolds has not been convicted of supplying drugs. A landlord reports a sexual assault on his niece.
Jaz investigates the assault on Karim Ifraz and Ellen goes into hospital.
On the morning after, Natalie finds herself waking up next to Sergeant Giffen. However more serious concerns soon come to the fore with the case of a pregnant runaway teenager.
Dean and his brother are viciously attacked.
An assault at the home of a notorious drug dealer puts everyone on edge. Giffen and Wakefield decide to work together to get a result.
Giffen, Wakefield and Newland are placed in a tight corner regarding a suicide and its potentially damaging consequences.
Mel gets too involved as she tries to establish the motive behind Shona Molloy's attack on a student. Roy lays some family ghosts to rest.
A young man threatens to jump from the top of a town-centre department store.
It's Mike's stag night, but a fight puts his reputation and his career on the line.
Mel Draper is high on speed at a nightclub when she realises her shift is about to start. The arrival of mysterious Sergeant Giffen causes a stir.
Mike and Natalie come face to face with an armed criminal.