Don Michele tells Lojacono and Di Nardo why he already knew Angela when he was in Caserta. The two shared a secret activity about which Lojacono wants to know more.

Gaetano asks Camilla for help in identifying the centurion who found the girl's body. At home, Renzo is working on the competition and has a surprising conversation with his colleagues.

After the heated confrontation with Marioni, Matteo leaves class and goes to see the director who shows understanding and suggests that Matteo doesn't have to be in the orchestra. When he leaves the office he runs into a classmate, a percussionist.

After the benediction, Ottavia stops outside the church to talk to a few of the parishioners. She learns a few new details about Don Michele. Back at headquarters, she does some research and shares the results with her colleagues.

At school, Alex and Aiello are arguing because Aiello wants Alex to delete some photos from his phone, but Alex doesn't want to. With Camilla's arrival in class, the argument calms down, but the teacher would like to know why Aiello got so upset.

Maestro Marioni asks Matteo what he wants to do with his life in music and is not satisfied with the answer he receives. almost yelling, Marioni urges Matteo to do more than merely give it a try.

While the investigations continue, Renzo has an unpleasant surprise that undermines his peace of mind as a husband, and even a competition he must participate in doesn't give him peace.

Outside school, Sara meets up with Gigi her boyfriend. She has taken Matteo with her to have some company, since the discussion isn't going to be pleasant. As they go back into the building, Maestro Marioni appears, looking for Matteo.

Alex has a conversation with her father, who hopes for a future for his daughter that will never actually happen. Meanwhile, Pisanelli is increasingly determined to catch the serial killer.

Berardi is gathering information about the victim. Ferrari identified a report about a missing American girl and Berardi goes to see her sister, who reported it. Meanwhile, Camilla's house has gotten flooded and Renzo is very angry.

A chaotic day in Italian class: Amid grammatical difficulties, unexpected incidents, and group dynamics, tensions, irony, and solidarity intertwine among students and teachers.

Aragona and Romano go around with the photo they had found, asking questions of guys who might recognize him. At one point, a young man comes out of the bar and starts running, pursued by Aragona.

Gaetano receives a phone call and when it ends, he finds himself obliged to tell Camilla that it was from a journalist he had met in Prague. Back at school, Camilla wants to know more about the centurion, while Renzo is dealing with a problem at his studio.

Lojacono and Di Nardo go to speak with Don Michele again, when Mass is over. The priest confirms that he and Angela cared for each other very much but that they didn't have a relationship. He is being rather defensive, but Lojacono gets him to agree to cooperate.

After two years, Camilla and Gaetano meet up again at the scene where a woman had been found dead. They fall into their usual habit of discussing the crime, as if not a day had passed.