Jackson takes on the mysterious case of a girl who went missing 30 years ago, as well as helping a grieving father to find the man who murdered his daughter, all whilst trying to deal with flashbacks to his own traumatic past.

As the detective series continues, Jackson seems to be collecting lost girls. Along with his continuing investigation into the killing of Laura Wyre, and missing Olivia Land, Jackson decides to help a mysterious seductress find her niece. All whilst dealing with the knowledge that his ex-wife is moving to New Zealand with his beloved daughter.

Jackson helps a crime novelist who is caught up in a road rage incident whilst hunting down the killer of a drowned Russian girl. His daughter's imminent move to New Zealand sends him to Yorkshire to visit his past.

Jackson uncovers the dark secrets of a novelist's holiday in Russia. He takes the journalist on a journey to redemption, and helps the wife and the dominatrix of a comatose crook with their own controversial bid for freedom. He also says goodbye to his daughter, Marlee.

Whilst investigating a routine 'cheating wife' case, Jackson is caught up in a terrible train accident that brings yet another lost little girl into his life. This sets off a series of seemingly unconnected events that will have a far greater impact on his life than he realises.

Jackson is released from jail, his arrest having triggered a connection with the Joanna Hunter case. But will he be able to find her before something really bad happens? Meanwhile, Marcus has become caught up in the cheating wife case that Jackson just can't shake.