August: The air over Provence shimmers in suffocating heat. Capitaine Roger Blanc and his colleague Marius Tonon are called to the Camargue. A black fighting bull has escaped from the pasture and has gored a cyclist. A bizarre accident, or so it initially seems. Until Blanc discovers evidence that someone left the gate open intentionally. The deceased is Albert Cohen, political magazine reporter, fashion intellectual from Paris, TV personality. He was in the Camargue to write a major article on Vincent van Gogh. Yet what has that got to do with the attack? 

A dying man drags his oxygen machine into the office of Eric Besson, a lawyer in Paris' 13th arrondissement. The old man, an accountant, is carrying a dilapidated notebook full of meticulous investment records. For decades, he has been helping a cadre of dirty cops launder stolen money. The notebook contains his full confession - he's waited 50 years to make it, and now it can't wait another day. 

A long-lost Modigliani portrait, a grieving brother’s blood vendetta, a Soviet secret that's been buried for eighty years - Parisian private investigator Aimée Leduc's current case is her most exciting one yet. When Aimée’s long-term partner and best friend Rene leaves their detective agency for a new job in Silicon Valley, Aimée knows she can handle the extra workload. At least, that what she tells herself...repeatedly. But all bets are off when Yuri Volodya, a mysterious old Russian man, hires Aimée to protect a painting.

Paris, July 1999. Private investigator Aimee Leduc is walking through Saint-Germain when she is accosted by Suzanne Lesage, a Brigade Criminelle agent on an elite counterterrorism squad. Suzanne has just returned from the former Yugoslavia, where she was hunting down dangerous war criminals. Back in Paris, Suzanne is convinced she's being stalked by a ghost - a Serbian warlord she thought she'd killed. She's suffering from PTSD, and her boss thinks she's imagining things.

In post-revolution Paris, an old man signs a letter in blood, then hides it in a secret compartment in a sailor's chest. A messenger arrives to transport the chest and its hidden contents, but then the plague strikes and an untimely death changes history. Two hundred years later, Hugo Marston is safeguarding an unpredictable but popular senator who is in Paris negotiating a France/US dispute. The talks, held at a country chateau, collapse when the senator accuses someone of breaking into his room.

Following the funeral of a local farmer, Bruno gets a phone call from his son. He tells Bruno that before his father's sudden death, he had signed over his property to an insurance company in return for a subscription to a luxury retirement home. Bruno discovers that both the retirement home and the insurance company are scams with links to a Russian oligarch whose dealings are already being tracked by the French police.

It's summer in Paris, and two tourists have been murdered in Père Lachaise cemetery in front of Jim Morrison's grave. The cemetery is locked down and put under surveillance, but the killer returns, flitting in and out like a ghost, and breaks into the crypt of a long-dead Moulin Rouge dancer. In a bizarre twist, he disappears under the cover of night with part of her skeleton.

Parisian private investigator Aimée Leduc is about to go onstage to deliver the keynote address at a tech conference that is sure to secure Leduc Detective some much-needed business contracts when she gets an emergency phone call from her daughter’s playgroup: Aimée’s own mother, who was supposed to pick Chloe up, never showed. Abandoning her hard-won speaking gig, Aimée rushes to get Chloe. But as Aimée and Chloe are leaving the playground, Aimée witnesses the body of a homeless woman being wheeled away. The last person anyone saw the woman talking to was Aimée’s mother.

Hamburg, 1947. A ruined city occupied by the British who bombed it, experiencing the coldest winter in living memory. Food is scarce; refugees and the homeless crowd into shantytowns and sheds. There is a killer on the loose, and all attempts to find him or her have failed. Plagued with worry about his missing son, Frank Stave is a career policeman with a tragedy in his past that is driving his determination to find the killer.

A missing art student. An international investigation. A secret that will shatter the village of St Denis. Bruno, chief of police, faces a dark reckoning with France's past in this gripping mystery. A rich American art student is found dead at the bottom of a well in an ancient hilltop castle. The young woman, Claudia, had been working in the archives of an eminent French art historian, a crippled Resistance war hero, at his art-filled chateau.