During a prestigious chess tournament, one of the favorite players collapses in the middle of a match, struck down by poison! Astrid and Raphaëlle then realize that they are at the heart of a bloody, life-size game of chess...

A diamond of exceptional quality must be exhibited in Paris. But on the day it opened to the public, the head of security was found dead, his skull horribly shattered. The magnificent gem has also mysteriously disappeared. Astrid and Raphaëlle are put on the investigation...

The heir of a rich Breton family is found dead in a bar. Problem: he already died two years ago! Raphaëlle and Astrid travel to Brittany to uncover the darkest secrets of this illustrious family...

The body of a man of Iranian origin is found charred in his home. Spontaneous combustion or diabolical crime? Astrid and Raphaëlle quickly discover that he was living under a false identity….

A serial killer repatriated by plane under Raphaëlle's supervision dies during the flight, the victim of a mysterious decompression accident. Helped by Astrid on the phone, Raphaëlle finds proof that it is an assassination and that the culprit is among the passengers...

A famous environmental activist is murdered in public by a young woman, who is immediately arrested. Things get tougher for our heroines when the criminal claims to come from the future...

The body of a man is found in a park, with stab wounds, but the analyzes are clear: it is a suicide! Our investigators soon find themselves faced with a crime that goes beyond the laws of science and ethics...

Raphaëlle is found, with amnesia, at the wheel of an accident car, the body of a man shot to death beside her. Guilty or innocent? It will take all the talent of Astrid and Nicolas to help him untangle the tortuous thread of events...