In postwar Britain, 1948, a former soldier was discovered deceased, his skull tragically affixed to the floor. The investigation into this disturbing death has recently been revived, spurred by intense media coverage and the persistent advo…

Could the Second World War be the connecting thread? The team has to locate their next potential victim, though his whereabouts remain unknown.

Demolition of a London garage ground to a halt when workers uncovered a skeleton seated behind the wheel. The discovery led to the finding of an undetonated bomb beneath the vehicle, quickly connecting it to an Irish paramilitary group acti…

As the security agencies resort to increasingly dubious tactics, a retired military officer pledges to provide Boyd with startling new proof – yet their encounter is tragically fated not to occur.

At Notting Hill Carnival, two five-year-old twin children vanished from their family, prompting a countrywide search that yielded no results. Thirteen years passed, and when one of the twins, Jason, was brought to hospital following a traff…

Following the fatal shooting of an unarmed man during the raid on the nursery, Mel was removed from the investigation while a formal review took place. Meanwhile, Grace and Boyd pressed Roper further with their questions – though the doctor…

Upon Sam’s release from prison, a murder occurred at the hostel where he now resided, swiftly casting suspicion upon him. Yet, evidence suggested that Sam himself was the intended target. He presented to the world as a man dedicated to his …

With a firearm pilfered from Frankie surfacing at the scene of another killing, the team’s focus settles on the victim’s errand boy. It emerges that the initial murder might have stemmed from a simple case of mistaken identity. Meanwhile, F…

A predator, driven by sadistic impulses, is terrorizing the city. The crimes are savage, each victim discovered bearing a single, chilling word etched into their skin: "Sorry."

With the killer’s attack now targeting a core member of the group, the investigation veers onto an unfamiliar path, and the underlying reason for the killings assumes a strikingly altered significance.

A young woman, struggling with severe mental health issues, committed arson against her family home, resulting in their deaths. She insists that a shadowy, unidentified individual—whom she refers to simply as ‘The Shepherd’—compelled her to…

Boyd and his colleagues press on with their inquiry into the arson, alongside exploring potential links between these events and ‘The Shepherd’. The question remains: will they uncover the truth about this individual’s identity, or will it …