After a kiss, Morgane and Karadec's romance faces challenges as he stays with his partner while her ex, thought dead, has a new life. Morgane becomes a private detective, hired by Émilie to investigate strange events tormenting her.
Morgane, wrongly imprisoned for murder, navigates the harsh realities of prison life while collaborating with Karadec and the team to investigate the case and uncover evidence to exonerate herself,determined to prove her innocence.
Morgane teams up with Karadec to investigate the murder of 17-year-old Naïma Moudhi, a student and rap star, found strangled in a house she was cat-sitting. Morgane uncovers Naïma's secret rap career during the investigation.
Morgane is called on a crime scene, Yvan Desfard is found dead on the side of the road. Morgane will have to unravel the mystery of this murder while trying to distance herself from Timothy.
Morgane will have to solve Adele Mercier's mysterious crime, killed with a bullet between her two eyes, while her relationship with Karadec gets more and more complicated.
Salome Rousseau, 19, was found dead in middle of a dissection auditorium. The investigation takes a rather distressing turn when all the evidence leads us to think that the victim was - a vampire.
Serge, a bullet lodged in one of his legs, reveals that he owes money to a biker group. While Morgane, helped by her children, tries to stop the bleeding, she is immediately called to a new crime scene.
The owner of a jewelry store is found dead as a result of an attack with a drilling machine. At the crime scene, Morgane recognizes the jewelry that Serge stole from the previous episode.