At the police station, Lojacono takes a phone call about a homicide. The team has been instructed expressly not to take on anything other than ordinary business. This is decidedly not ordinary business, but Lojacono is no ordinary policeman, apparently.

There's a class performance, Camilla is late, and the principal is not happy about it all. Viola and Allegra have a peek at the audience before the curtain goes up, and they each reach some conclusions.

Lele deals with a patient who says she has trouble sleeping. Libero answers an ad from a sleep center.

The prison director refuses Alberto's request for writing materials, so he takes matters into his own hands, and learns a thing or two from his pupils, too.

As promised, Marika talks about the verb tenere (to keep, to hold), beginning with its conjugation. Let's keep in mind that Italian tenses don't always correspond to the English ones. For example, the passato prossimo is conjugated like the English present perfect tense, but is used differently in expressing events in time. The imperfetto is translated various ways in English. See this lesson about the imperfetto.

It's the night before Luigi's operation. It's hard to sleep for various reasons, but he is resting, when Doctor Zamagna pays him a visit.

Writer and scholar Fulvio Benelli shows us a part of Rome that tourists always flock to: Piazza Navona. But he tells us the fascinating story of how it came to be.

Lojacono has a careful look at the corpse and the surrounding area and draws some conclusions. His superior shows up and naturally wants to put Lojacono in his place, sending him right back to the station house, with the district attorney looking on.

During the show, Allegra sees that her father is no longer in the audience and runs off the stage. Her mother comes to see her in the dressing room.

Libero goes to the job interview, where his future employer throws around some words in English that Libero has no idea about. He is shown a product with a demonstration of some of its features.

Alberto becomes a hero by bringing his kids some pencils. They start to feel the thrill of simply being able to write their own names.

Fulvio shows us one of the most enigmatic monuments of all Rome, the Pantheon. He gives us some history, some interesting facts, and a legend, as well.

The morning of the operation has arrived and the nurse goes through a checklist with Luigi to make sure he is ready before being taken to the operating room.

We learn in this segment that the verb tenere can mean not only "to hold," but also "to keep" or "to have."

Commissioner Palma is quite angry with Lojacono for disobeying his express orders not to handle any homicides. Meanwhile, a call comes in from a peculiar old lady and two agents go to check out her story.