Ginevra is tuned in to Luca's mood and they talk about what might be causing it. His mood doesn't keep him from figuring out some new details about the case, however. Some viewers will catch him as, in a moment of humility, he makes a fleeting reference to another police chief in a very successful TV series.

This segment is about how the famous wine Barolo came into being. It all started in the Grinzane Castle in the mid-1800s.

Eva finally opens the famous letter, which changes her mood. She has a lively conversation with her son. The next day she goes to the market and her mood changes once again.

Camilla has some car trouble, which leads to a conversation with a neighbor. She is also late for school, putting her in a bad mood.

Nora and Ugo succeeded in planning a perfect wedding for Francesco and Matisse. They seem to be a great team even when they work separately.

Manara has an unusual conversation with his boss, Lara has a phone conversation with her aunt, and Luca and Ada have a conversation about relationships.

Fai rumore (you make noise) was written and performed by Italian singer-songwriter Diodato. He's trying to make some sense out of his life.

Alba spills her story to the girls. Naturally, they want to help her. Eva has a letter from Dante she is afraid to open.

We go to the northern part of Italy: Piedmont, and here, in the southern part of the region, called le Langhe, what's worthy of being a World Heritage Site is about the land itself and what it produces, rather than about art and architecture.

Here we go with a new episode. Camilla and family are trying to get out of the house to go to school, but on her way out, Camilla overhears some neighbors arguing and starts getting concerned.

In an enchanting spot, Matì and Francesco get ready for the wedding, helped by Nora and Ugo. The bride and groom are happy, but, at the same time, sad not to have their respective parents with them.

We see the difference between Luca's by the seat of his pants investigative technique and Lara's more scientific technique. They both have their place, but in this case, Luca's is more effective. The team makes some headway, even if it is just to eliminate some suspected murder weapons.

There are a lot of interesting places to see from the walls, as Arianna rides around on her rental bike: the botanical garden, a tower with trees on it, and the entrance to a pilgrimage route to Rome.

It looks like Lorenzo is interested in someone new. At the restaurant, Lola tells her friends why she is excited. There's some unpleasantness regarding the couple having lunch.

The final segment of this tour of Umbria and Tuscany brings to the walls of Pisa and its famous schools of higher learning. As usual, Alberto Angela gives us some insight into how and why things happened as they did, as Pisa developed into one of the most beautiful and important cities in Italy.