Art teacher Abigail Lincoln is found dead at the sixth form college where she worked by handy-man Harry Webster, a man with a conviction for violence, who had recently been sacked for harassing Abigail for being a Lesbian. At the same time Charlie learns that Abigail was about to report the principal, Rory O'Hanlon, for having an affair with student Melissa Parker whilst Rory's stepson Dylan had been sending Abigail abusive texts. Melissa is caught on CCTV disposing of the murder weapon but there will be another death before the police solve the case.

Sian Jenkins is pulled from the Thames, unconscious and suffering from burns. Two years earlier she had disappeared and now her father Neil, a former alcoholic, works for the homeless, a white van similar to his being seen at the spot where she was found. DNA found under Sian's nails is that of Josie Wilson, another missing girl whose father Mike also appeals for her to be found. Sian's belongings are found at her friend Lewis's flat and he is charged but then Josie turns up, also suffering from burns and amnesia. Jack suspects that both girls have been abducted and locked up - but which of the suspects is responsible, and what motive do they have? Written by don @ minifie-1

Teenager Asif Khan is seriously injured after a petrol bomb is thrown into the family home. His father Jamal accuses shady businessman Gregor Forrester of intimidating him into a property deal and using disgraced former policeman David Eboda, a former mentor to Jack, as his heavy. When Forrester's son Zach goes missing it seems that Jamal is out for revenge though he has an alibi, which is more than Forrester has for the night of the arson attack. A secret love triangle and an attempt to give the illusion of a kidnapping are revealed before the case is closed. Written by don @ minifie-1

After teenager Mandy Granger goes missing the body of a young girl is found dumped on waste ground though Mandy's mother Natalie claims it is not her daughter. The police discover that Mandy made the 999 call and CCTV reveals her violent father Andrew fighting with Jez, her boyfriend, who is a trans-sexual previously called Julie and Andrew is arrested. Then Oliver, who dated Jez when she was Julie, is in the frame, having sent her abusive texts. A drunken party which got out of hand eventually holds the key to who killed Jez and what happened to Mandy. Written by don @ minifie-1