Valeria asks Lucia for the truth about why she killed her father; Lucia reveals her husband wanted to leave her, but tells Giulio that she lied to her daughter to protect her.
An ordinary administrative case: a man has been run over on the highway by a hit-and-run driver. There would be no need for Valeria, but Inspector Ferro understands right from the start that things aren't as simple as they seem.
The investigation is also a chance for her to get away from her family. After making peace with Lombardi, Valeria returns home to her uncle Giulio, the man who raised her like a daughter.
Giampaolo Petrone, the openly gay owner of a nightclub, is found dead. The man was not in close contact with his family, who had never accepted the fact that he was gay.
Valeria wants to solve the case and submit a transfer request. When her uncle Giulio finds out he is shaken and confides in Lucia who, on the other hand, seems happy about her daughter's decision. Alone, the two share a passionate kiss.
On the night that she was killed, Irene played her final concert. First violin in an orchestra and the daughter of Adele Rubini, the owner of a prestigious theatre, she was a talented and beautiful young woman.
Valeria isn't there to question those close to the victim as she is in Rome regarding her transfer. Andrea Russo sees to it. To convince Valeria to stay Lombardi promises that they will reopen the case of her father's murder.
A university math professor, Emanuele Sarti, is found dead in a tunnel inhabited by a homeless man in Valentino Park. Strange mathematical formulas are discovered written on the walls of the tunnel: improbable that it's a coincidence.
After deciding to remain in Turin, Valeria returns to the crime scene of her fathers murder and discovers a new piece of evidence: in addition to her mother and father, a third person had been present.
The entire Rocchi family is found dead in a hillside villa and all evidence points to a terrible case of homicide-suicide engineered by Sandro, family head. Samuele, six years old, is found alive. What if the whole thing was staged?
Valeria is riddled with doubts about her own case. She decides to confront her mother and learns that Mario wasn't her real father. But this isn't the whole truth, Lucia is still hiding something from her.
Valeria has found her abducted mother's remains. She thinks back to 1998 and realizes she may have seen the abductor before. He may be responsible for the crime for which her mother was sent to prison.
A charred corpse is found at a small brick factory. Valeria, still recovering from a death in the family, slowly makes amends for her behavior towards Andrea.
Samuele Torti confesses to the murder of a young woman. He also admits another crime, the murder of Livia, but when the police find the body, it brings more questions than answers.
A dead woman is found in the parish church. Valeria investigates in the neighboring monastery, where more than one of the residents has already a criminal record.
A dancer dies at a ballet rehearsal. As the investigation continues, Valeria isn't sure if he was the target or if it was his partner, the Principal Ballerina.
