Disc 1
Volume XV: Rules of the Game
Part 1
When high-priced call girl Sofia Petrenko is found nude and strangled inside a trunk at London’s Heathrow Airport, DCS Mike Walker ignores diplomatic warnings and arrests the trunk’s owner, Ukrainian billionaire Vitali Malikov. After the well-connected suspect walks, Walker is embroiled in a high-stakes game of politics and murder.
Part 2
Malikov brings charges against Maryna, another prostitute, for assault. She claims self-defense, and Walker’s obsession with Malikov and the death of Sofia redoubles. DCI Roisin Connor doubts the Ukrainian’s involvement in the crime, and steers the investigation in a new direction.
Volume XVI: Kill the King
Part 1
Walker’s friend Dr. Jonathan Carlisle, a famous pediatric surgeon, is killed. As Walker investigates, he learns that Carlisle had recently taken out a restraining order on the grieving father of a young girl who had died in his care. The suspect vanishes, sending Walker on a chase that leads to a tense confrontation.
Part 2
With no available suspect, the investigation delves more deeply into the victim’s personal affairs. Details emerge of a darker secret life for Dr. Carlisle, and currents of revenge and infidelity change the team’s focus. Even so, the death of the girl on the operating table may be crucial to the case.
Disc 2
Volume XVII: Conviction
Part 1
Ex-con Terry Dyer maintains his innocence even upon release, but the angry father of his alleged victim wounds him in an attempt at revenge. The violence brings Walker and Connor onto the case, and facts come to light that indicate a new suspect and a different motive in the 12-year-old crime.
Part 2
Dyer is implicated in another murder investigation by DS Satchell, muddying the waters of the reopened case against him. Meanwhile, Walker is told a new version of what happened on the night of the original killing, a murder is confessed, and old files yield undiscovered evidence.
Volume XVIII: The Box
Part 1
On leave in Glasgow, Walker is drawn into the search for an old friend’s missing sister. He also investigates the disappearance of a woman’s daughter, only to find that both women were married, at different times, to the same man: Kevin Reid. Working with local police, he uncovers grisly evidence.
Part 2
The diary of one of the missing women indicates a new suspect in the case. The journal entries’ authenticity falls into question, and the seeming dead end leads to the threat of a new killing. Video evidence sets Walker on a course with a deadly conclusion.