Cain

Nothing is settled between Caïn, Lucie, and Legrand. A murder investigation involving a soldier reignites tensions, as Lucie's deep ties to the military clash with Caïn's anarchist views. The arrival of Marie Saint-Hilaire, Lucie's former section leader, may help the investigation inside the regiment - though Caïn remains skeptical.

Psychic Sandra Vernon arrives at the SRPJ claiming she witnessed a murder in a vision. Caïn mocks her story until a real disappearance matches her account. The investigation points to a garage owner suspected of targeting women, but evidence is scarce. As another crime occurs, Caïn must navigate a case balancing forensic science, the occult, and his growing curiosity about his future with Lucie.

wenty years after Caïn arrested serial killer Samuel Labeyrie, a copycat begins recreating his murders. Samuel then reveals a hidden secret: his 13th victim was actually killed by his daughter Sara, whom he protected before she vanished. Convinced she is now the copycat, Samuel asks Caïn to find her.

During a live magic show, illusionist Wanda Zeller vanishes from a glass tank before a stunned audience. With only blood left behind, Caïn investigates a circle of magicians filled with rivalries, secrets, and manipulation. As another murder occurs, he finds himself trapped in a dangerous game where illusion and reality become impossible to separate.

Une jeune choriste d'un orchestre populaire est retrouvée morte sous un tas de charbon. L'enquête mène Caïn auprès de Gloria, chanteuse charismatique et sensuelle, dont il subit rapidement le charme. Entre passions, obsession d'un fan dévoué et rivalités dans le milieu du spectacle, Caïn tente de démasquer le meurtrier derrière cette mélodie mortelle.

Seventeen-year-old influencer Chiara Bella is murdered live while filming a video in her villa. Deeply affected by the case, Caïn investigates her toxic inner circle: a parasitic father, a ruthless agent, a fame-hungry fiancé, and an obsessive fan. To uncover the killer, he must immerse himself in the dangerous world of online celebrity.