Alberto Angela shows us a volume from 1554 that bears witness to one of the most dramatic moments in Sienese history. We then go on to the beautiful city of Pienza.

If the name Olivetti is still known today, it's because Adriano Olivetti made an important contribution to the industry of electronics, but also to the ethics of industry in general.

It's time to go on TV since all the headlines have announced that Martino has been found. Going on live TV is a new experience for Peppino, and host Simonetta has her hands full trying to keep control.

Camilla really is a good friend to Vanda. Vanda, on the other hand, is a bit naive. They have a heart-to-heart talk.

Franco and Lola try to practice their lines for the dinner with his parents, but it's tough. Gina has some news for Eva.

Marta is very convincing in her role as a sexy dancer at the night club, maybe too convincing. The situation takes a darker turn and she gets more and more concerned.

Arianna finally finishes making panzanella [Tuscan bread salad], which she then enjoys eating while sitting outside under the Tuscan sun.

Adriano is on his way to Switzerland. Before he gets on the train, he exchanges a solemn few words with someone who used to be a friend.

Martino is ready to join Sally for their trip. He's literally out the door. But something comes up.

Bettina has tea with Camilla and invites her to a gallery event. Camilla then gets a phone call that requires her attention and she rushes off.

Eva is having so much trouble giving her son a bit of time to stew. Malù tries to keep things on an even keel.

Luca is very upset with his sister. He feels betrayed and starts getting really worried, both for her and for himself, since he has gone out on a limb for her. The investigation continues.

How could accounting books be so fascinating? The ones from the State Archives in Siena are veritable works of art and tell some interesting stories.

Mauro gets a political slap in the face. Olivetti is undergoing huge financial challenges and risks going under but Adriano doesn't lose hope.

Martino has a hard time accepting what the priest and police have come to tell him. He's stuck.