A family is slaughtered during dinner and their mansion ransacked. The sole survivor is the eldest son and heir - could he be a cold-hearted killer? For Simon, finding answers is complicated by the return of an old adversary.

Terry Jarvis does his utmost to get rid of Duncan from the homicide team as the rest of the team try to solve the death of an Iraqi boy apparently killed in a police pursuit.

Jen becomes obsessed with the case of a man who killed his wife and daughter vowing to the wife's parents that she will find their bodies after he is acquitted of their murder.

The discovery of a partially mummified body by a couple of kids leads the the reopening of an old kidnapping case. The kidnapping case in turn has ties to a old case of Sgt Sparkes and he gets in touch with his old partner.

The Dane Majors saga continues with his lawyer and a trial judge both murdered. When Nick goes missing along with journalist Alan Sullivan Jennifer enlists the help of Stanley as Jarvis mounts pressure on Majors.

The team investigate the death of ex-fighter Charlie Mansfield at a church hospice - after a death bed confession that he murdered three people.