Espionage. Blackmail. Revenge. Cunning. Slapstick. State secrets dating back to the fall of the Berlin Wall. All this and more in a tight package of five novellas by Mick Herron, CWA Gold Dagger-winning author of Slow Horses.

“Old spies grow ridiculous, River. Old spies aren’t much better than clowns.” Or so David Cartwright, the late retired head of MI5, used to tell his grandson. He forgot to add that old spies can be dangerous, too, especially if they’ve fallen on hard times—as River Cartwright is about to learn the hard way.

When a house explodes in a quiet Oxford suburb and a young girl disappears in the aftermath, Sarah Tucker becomes obsessed with finding her. Accustomed to dull chores in a childless household and hosting her husband’s wearisome business clients for dinner, Sarah suddenly finds herself questioning everything she thought she knew, as her investigation reveals that people long believed dead are still among the living, while the living are fast joining the dead.

Two years ago, a hostile Prime Minister launched the Monochrome inquiry, investigating "historical over-reaching" by the British Secret Service “to investigate historical over-reaching.” Monochrome’s mission was to ferret out any hint of misconduct by any MI5 officer—and allowed Griselda Fleet and Malcolm Kyle, the two civil servants seconded to the project, unfettered access to any and all confidential information in the Service archives in order to do so. But MI5’s formidable First Desk did not become Britain’s top spy by accident, and she has successfully thwarted the inquiry at every turn.

When a young man breaks into South Oxford Nursery School with a gun and takes a group of hostages, teacher Louise Kennedy is fearful. But Jaime Segura isn’t there on a homicidal mission. Bad Sam Chapman - head of the intelligence service’s internal security force, the Dogs - tries to find out what Jaime is after. But the only person Jaime will talk to is Ben Whistler, an MI6 colleague of Jaime’s lover, Miro - who has gone missing with a quarter of a billion pounds....