Rawton and Skase realise they may be onto a serial attacker.

PC Des Taviner is transferred to CSU, and unsettles the team with his methods and aggressive attitude. Sgt. June Ackland worries about her marriage proposal to PC Jim Carver, and DCI Jack Meadows makes his feelings for DS Debbie McAllister. Roberta Cryer questions an evasive PC Cathy Bradford about her medication - a question Bradford is ill-prepared to answer. DS Phil Hunter is also caught on the wrong foot when DC Mickey Webb's investigation into a corrupt judge could land him in hot water. Attending a domestic at a local house, PC Luke Ashton discovers a love triangle that is not all it appears to be.

A massive search is underway for DC Eva Sharpe's missing eight-year-old daughter, Joanna. As a police officer, Eva is only too aware how serious the situation is, especially when a press conference is called. PC Reg Hollis is suspicious of a couple he questions during enquiries. Joe Kincaid joins the search, and Sgt. Craig Gilmore notices the attraction between Kincaid and PC Luke Ashton. PC Ruby Buxton discovers a vital clue to Joanna's disappearance at a local corner shop.