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.

Imma and Calogiuri compare notes on what they have regarding the investigation into Don Mariano's death. The two disagree on how to proceed to the point of losing their patience.

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.

For different reasons, both Lojacono with Laura and Martone with Alex are carrying on their relationships in secret. At Mass, Don Michele asks the congregation to make an effort to help with the investigation into Angela's death.

Calogiuri is sharing useful information with Imma to discover something about Don Mariano's death when Diana enters to communicate that she has found what Imma had asked her to look for.

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.

While discussing the murder case with Calogiuri, Imma learns about a violent husband, a certain Pasquale Iannuzzi. Imma goes to see Pietro in the hospital and questions him, as she knows how to do very well.

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.

Since the phone records have arrived, Imma must provide explanations to both Vitali and Calogiuri. Both are of the opinion that Imma doesn't trust them.

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.