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.