E1 - Flaw

Aired: March 12, 2014

Ronnie and new partner Joe Hawkins, who has come from the child protection unit, investigate a gruesome double murder where the victims' hands and teeth were removed.

E2 - Safe from Harm

Aired: March 19, 2014

Philip Gardner, a psychiatrist specialising in troubled adolescents, is stabbed to death and Ronnie initially believes that one of his clients is the culprit.

E3 - I Predict a Riot

Aired: March 26, 2014

When a car is pulled from a river with a skeleton in its boot the pathologist reckons both have been there for a quarter of a century and eventually the dead man is shown to be Taylor Kane, one of the first black undercover officers, who disappeared at the time of the Brixton riots.

E4 - Pride

Aired: April 02, 2014

Unemployed family man Neil Lester is battered to death with a paper-weight in his own home, having convinced his wife that he has been working for the past nine months

E5 - Customs

Aired: April 09, 2014

The body of elderly businesswoman Ranya Habib is found at a suicide spot but foul play is suspected after a neighbour tells Ronnie he heard her arguing with somebody.

E6 - Bad Romance

Aired: April 16, 2014

Maids find blood-stained sheets but no body in a hotel room, booked with a credit card stolen from businessman Charles Hutton by Rufus Barton, a school classmate and secret lover of Hutton's daughter Georgia.

E7 - Hard Stop

Aired: April 23, 2014

When a spate of shootings claims one of Ronnie and Joe's own, Wes Leyton, the pair are left with a race against time as the next target the shooter has in his cross-hairs is CPS boss Henry Sharpe.

E8 - Repeat to Fade

Aired: June 11, 2014

Still affected by the death of one of their team, Ronnie and Joe have a new case to deal with when a young mother is stabbed to death in a busy London marketplace.