The police question the man they caught fleeing the martial arts center and are able to tie up a lot of loose ends. Gaetano and Sonia discuss the case over dinner, but the inspector's mind is elsewhere. Renzo is finally convinced that Camilla wasn't having hallucinations when she saw the nurse's body upstairs.

Mattioli's wife talks to Berardi and tells him what she knows so that they can find the body of the nurse. At school, Camilla's class discusses the book "L'Esclusa" by Pirandello. The usual translation of the title is "The Outcast," but literally, it is "the excluded woman."

It's time for an official introduction to Camilla's mother's fiance. Everyone is a bit tense. Camilla then gets a phone call that changes the course of the evening.

Camilla and Renzo go down to the morgue to identify the dead body. They take with them the earring Renzo found in the stairwell near Mattioli's office. Back home in bed, they discuss some peculiarities regarding the earrings and the corpse.

Both Camilla and Gaetano, for different reasons, arrived at a similar conclusion about the earring. Piccolo and Ferrari have a job to do, but they also do some personal talking.

Mattioli's widow recounts the story, told through her eyes, of the murder, including what she heard in the stairwell of the building.

The case has been solved and it's the last day of school for Camilla and her students. Who will flunk and who will be promoted?

Torre is cooking in the archives! Berardi shows up and they talk. Later, Berardi meets up with Camilla to fill her in on the case.

Camilla and Gaetano still have some loose ends to tie up, but they are not thinking of the same loose ends. He finally manages to tell her he is leaving for a new job.

Gaetano is leaving, ready to board his plane, but he clearly wishes Camilla would show up. Meanwhile, it is Potti's birthday and celebrations are going on at home.

Antonio is a teacher and we find him at Somma Vesuviana, on the slopes of Vesuvius, near Naples. For some time he has tending a small garden, where he grows vegetables, which he sees as miracles of the earth, with seeds developing into fruits.

For many Italians, putting up a presepe (manger scene or crèche) at Christmas time is as, if not more important than putting up a Christmas tree. Antonio talks about the traditions concerning its origins, two thousand and eleven years ago.

Antonio explains that the Italian tradition of constructing a nativity scene during the Christmas season had it origins in the thirteenth century, when Saint Francis of Assisi organized the first live re-enactment of the birth of Jesus. It soon spread to all of Italy, but above all to the Kingdom of Naples, where everyone got involved, from the poorest family to the King himself.

Kaleidoscopio is a family-owned business which one could define as an almost artistic business. In fact, they create objects, such as paintings, lamps, and panels in colored glass.

Kaleidoscopio is a Neapolitan company that sells its works through two shops, one in Rome and the other in Naples. Most of its business, however, is conducted at fairs and special events, where new collections are launched.