A woman is murdered, but the main suspect was in prison at the time of the events. The duo quickly realizes that it is the work of a serial killer.

Two police officers discover a homeless man dead, beaten, in the abandoned building where he lived. Astrid and Raphaëlle immediately go there. At the crime scene, Astrid notes an intriguing detail: the victim is wearing a very clean suit, without any trace of blood. This enigma is quickly resolved: another homeless man, who shared the same squat, is arrested. He admits to having put the costume on him to attract the attention of the police. According to him, three other homeless people were killed in the same way without the police launching an investigation. Astrid, like Raphaëlle, is determined to stop the killer, but she does not know how much this investigation will weigh on her emotional stability...

A fashionable photographer is found dead with a stake through his heart. The two investigators are past the age of believing in vampire stories and yet the case seems to be linked to the victim's blood.

A biologist passionate about research into plant intelligence is found lifeless in a tropical greenhouse. His death immediately gave rise to the most fanciful speculations. Could the tragedy be connected to the research laboratory from which the victim had resigned abruptly a few years earlier? Astrid and Raphaëlle both lead the investigation...

Astrid and Raphaëlle find out that the dead body discovered after the collapse of an underground gallery is that of an 80 year-old alchemist.

After the president of an autistic association dies mysteriously, a new corpse is found. Though officially deceased days earlier, he is a suspect.

A murderer interned in a psychiatric hospital is found dead in his room. The first clues seem to rule out the theory of an accident. Astrid and Raphaëlle embark on a difficult investigation. They are still unaware that this murder is the work of an organized gang operating from inside the hospital.

Consultant criminalist, Astrid Nielsen, who is also autistic, helps Commander Raphaëlle Coste solve criminal investigations. With conspiracy theory followers or a Native American community, in places as varied as a monastery or a psychiatric hospital, the two women combine their talents to solve these cases. Furthermore, Astrid could well lift the veil on an already old mystery, which her father had already tried to elucidate, but without success. The series, a real audience success in France, is also broadcast in around twenty countries, in Europe, Latin America, the United States and even Japan.

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 trainee is found dead in the huge organ of the Maison de la Radio. Astrid and Raphaëlle investigate the very heart of the instrument and meet an organist prodigy and her cantankerous old teacher. Things get tough when a second lifeless body is found near the organ. The modus operandi is the same... A track is beginning to emerge: what if it was the music that kills?

An armed woman enters the criminal documentation and takes everyone hostage. Accused of killing her godfather to Alcoholics Anonymous, she absolutely wants to prove her innocence. She is desperate, alone against all... Astrid and Raphaëlle, will play the clock and try to piece together the puzzle of this story to restore the truth.

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...

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 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 racehorse belonging to a prestigious stable is found stabbed dead. The case gets tougher for the two investigators when another crime is suddenly perpetrated...

When a man collapses on a bus, possibly killed by an extremely contagious disease, the duo ends up confronting the leader of an eco-terrorist group.

A young woman under the influence of a powerful drug is found unconscious, with a weapon with her that was used to commit a crime twenty years earlier in a small Native American community from Canada. Who is this young woman and how did the weapon end up in her hands?

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...

A new victim of the formidable serial killer "the Werewolf" is found under a Parisian bridge on a full moon night. Our two heroines quickly orient their investigation on the trail of an enigmatic voodoo ritual...

On a film set, a famous actor is accidentally killed by a blank bullet. Astrid and Raphaëlle soon discover that it is indeed a murder and that it could only be orchestrated by a real crime expert ...

Raphaëlle and Astrid take an interest in a former resident of the mysterious house, a woman who murdered her entire family there 24 years ago.

One of the associates of a high-tech company is murdered. The crime scene suggests that this Orthodox Jew may have been a victim of the Golem, a mythical clay creature obeying the orders of its creator. This directs the investigation towards an artificial intelligence project with disturbing realism. While their first suspect sinks into madness, Astrid and Raphaëlle will discover that taking oneself for God is never without consequences.

At an auction, the auctioneer presents a precious ancient manuscript, the Corpus Hermeticum, before having a fit of delirium and then collapsing, dead. Apparently, he was poisoned, and in panic, the priceless book was replaced by a fake. Astrid and Raphaëlle will be interested in this object that would contain absolute knowledge and that arouses the wildest desires.

When a lawyer collapses in a courtroom, Raphaëlle and Astrid start an investigation which leads them to a house filled with supernatural phenomena.