The dead victims of crime may be silent witnesses, but Nikki and the forensic team at Lyell Centre give them a voice...and with every piece of evidence they uncover, the police move one step closer to solving some of their most complex, high profile crimes yet, including a serial killer abducting young women, a paedophile found dead in a playground and a sniper loose in London.
COMMODITY: A footballer's reputation is threatened when a sex tape links him to the brutal murder of a woman.
COUP DE GRACE: Nikki delivers ground-breaking testimony in the high-profile appeal case of a convicted killer who has spent six years in jail.
IN A LONELY PLACE: Nikki and Jack head to Scotland to assist a local detective investigate the chilling murder of a lap dancer found in a remote forest.
UNDERTONE: When the body of a pregnant girl is discovered, the team faces the urgent task of finding the baby snatched from her womb.
FRATERNITY: The shocking discovery of a teenage girl's body sees DI Carter fixate on his prime murder suspect, Jack's half-brother.