Still stinging from his unceremonious ouster from the Garda Siochana, and staring at the world through the smoky bottom of his beer mug, Jack Taylor is stuck in Galway with nothing to look forward to. He is teetering on the brink of his life's sharpest edges, his memories of the past cutting deep into his soul and his prospects for the future non-existent.

We are 40 years into the future, and London is a city in decay. John Watson has returned from medical service in the war in Afghanistan and lives by himself in a run-down part of ​town. On his way home from work, he stumbles upon a beaten man in the street – unconscious and completely naked. His chances of survival are minimal. The same evening, a passenger plane crashes in Richmond Park. There are several hundred victims, and Watson and the mysterious man are left to their own devices.

After an unremarkable interview, Circus agent George Smiley determines the subject of a standard security check—a civil servant in the Foreign Office named Samuel Fennan—poses no threat, nor presents any reason for suspicion of espionage. Hours later, Samuel Fennan is found dead by suicide. Suddenly finding himself under intense scrutiny, Smiley realizes the Circus intends to blame him for Fennan's death. Rather than remain idle, Smiley begins his own investigation into the nature of the man's demise.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

Meet Agatha Dorn, cantankerous archivist, grammar pedant, gin afficionado and murder mystery addict. When she discovers a lost manuscript by Gladden Green, the Empress of Golden Age detective fiction, Agatha's life takes an unexpected twist. She becomes an overnight sensation, basking in the limelight of literary stardom. But Agatha's newfound fame takes a nosedive when the 'rediscovered' novel is exposed as a hoax. And when her ex-lover turns up dead, with a scrap of the manuscript by her side, Agatha suspects foul play.