Imma goes to join Calogiuri in the area of Matera where homes and churches were built into the rock. There are i sassi (cave houses carved out of the rocks) and the lamioni, barrel-vaulted rooms leading to the cave houses. She is guided by Eustacchio, a kid she thinks should be in school. But he knows quite a bit about the history of the place.

Lojacono follows Varricchio to his hotel to ask a few more questions, in private.

Camilla is still convinced there is a mouse in the house and Renzo humors her. At school, there is some tension, but Marchesi has some information for Camilla and her mood changes. Berardi also obtains, almost by accident, some intriguing information, that could be pertinent to the case.

Valentina has begun studying again, and talks to Bea after class. There is a cloud over Imma's office, as she and Calogiuri talk about the case.

Marinella is shocked to hear on the news that a father might have killed his own children and she calls her father for some reassurance. The team goes to the funeral of Grazia and Biagio, in order to observe the behaviors of the various suspects and witnesses.

The detective's mother is not able to provide any useful information to the police. Renzo finds a small object near the front entrance of their apartment building. He also gets a postcard from New York, causing not a little stress to Camilla.

Imma is troubled, both by seeing Calogiuri again and finding a new dead body. She looks around the apartment and goes to see the seamstress who had found the body.

At the police station the team discusses the case and then they disperse. Lojacono sets up a date with Laura, Palma goes to his new place, Pisanelli goes to spy on his friend the monk, and Ottavia is working late at home.

Camilla can't rest until she has reported her suspicions to Berardi, and goes down to the police station before school.

Calogiuri has become a marshal. At Imma's house, the morning is going fairly normally, when a phone call from Diana comes. It can't be good.

At police headquarters, Guida is settling in to work on his puzzles, but someone with a familiar face walks in.

Camilla ventures up to Doctor Mattioli's office to see if the nurse is there and to ask him about hallucinations. At the police station, Piccolo is making an effort to make Ferrari like him.

Palma and the team have just forty-eight hours to find Varicchio, the father of the two victims. Meanwhile, Palma has to buy furniture, Lojacono meets up with the DA, and Alex comes home late to an angry father.

Imma is having a relaxing moment at home, lost in thought, when the doorbell rings, and she gets curious. Valentina is at a cooking demonstration.

Zia Clo contributes her wisdom about love as this romantic comedy comes to an end.

Livietta tells Camilla about the scene where Giulio used a word he shouldn't have and was scolded by Renzo. Camilla is still seeing the mouse. The coroner reconstructs the murder for Berardi.

Alex and Lojacono go to see Biagio's friend and colleague, Renato, and Renato's father, who had been Biagio's professor. Palma talks to his superiors, who want to get involved in the case to speed things along.

Imma tells Maddalena how she thinks things went and Donata opens up. But Imma still has questions about the case.

Professor Capuana is one of the judges of the lasagna contest. He notices right away that two of the dishes look an awful lot alike. Later on, at the park, the JAMS have an uncomfortable discussion.

Caravaggio is in a bad way, and the fishermen agree on how to handle him. The Marquise is desperately trying to reach Porto Ercole to meet him.

Nora and Roberto arrive at the top of the mountain where the wedding is to take place. The family has gone up there by car. Nora's dress is ready in the lodge. Meanwhile, Ugo tries to climb up the rock face, with the help of Spartacus, who is supposedly an expert.

Camilla is still upset about what she thinks she saw during the night and goes to see Gaetano. Renzo goes to pick up Livietta at dance and can't help conjuring up the memory of the merengue teacher he had been attracted to.

Alex's father isn't happy, but she manages to go out for the evening, to have pizza with Rosaria. Francesco is home watching TV, and doesn't seem happy.

Calogiuri has an intimate moment with Maddalena and attempts to get some truthful answers from her.