1. Luther, still plagued by the death of Zoe faces a serial killer wearing a Punch mask and tries to rescue an old acquaintance's daughter from the dangerous world of drugs and prostitution.
2. Luther must rescue Ripley before Cameron sets out his final murdering piece; schoolkids that are set to be dumped and gassed. Meanwhile, Jenny's ruthless and vengeful boss is demanding compensation for stealing her protege.

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DCI Red Metcalfe is a cerebral man troubled by his own dark past and obsessed with solving a string of murders across London. A serial killer has set out to kill twelve men with the same names as the Apostles, in the same way that the Apostles were killed, eg St Bartholomew being flayed alive and St Peter crucified head down. The killer does this because he believes himself a second Messiah. find out more...

Following the horror of the 'Apostle Murders' Red has finally made peace with his past and achieved reconciliation with estranged brother Eric. Peaceful that is until Eric is stabbed in a seemingly random street crime. As family members of other senior investigators fall in harm's way it becomes increasingly clear that someone is out to punish the department. More past secrets are revealed as the detectives and their families become prey to a killer whose vengeful wish it is to right a fatal wro find out more...

DS Beauchamp is taken hostage during a prison riot, following which both the prisoners and hostages are treated in the same hospital, a hospital that soon plays host to yet another string of relentless murders, only this time it isn't Red who needs to confront the past - it's Kate. find out more...

When another set of horrific murders begin, linked by a killer's quest for redemption (each crime scene is linked by the words 'Save Me' found written in the victims' blood) Red and his team realise that they are out of their depth and will need help from someone outside the department who can understand the link between the murders. More of a descent into hell than a redemptive mission, the killer's crusade is poignantly selfish and damning. find out more...