PC Tony Stamp is avoiding Sgt. June Ackland after their drunken kiss the previous night. Sun Hill officers investigate a series of assaults on homeless people in the area, but when social worker Clare Johnson is brutally attacked, the prime suspect is cabbie Patrick Murphy - Sgt. Sheelagh Murphy's husband. Despite warnings to tread softly from DCI Meadows, DS Debbie McAllister is sure Murphy is her man, with little regard for her colleague's sensibilities. PC Des Taviner and PC Luke Ashton have their hands full when two elderly men fight over some misplaced books.