Imma and Calogiuri go to see Nunzio Festa's father to find out more about his son. Signor Festa doesn't know a whole lot, but remembers a strange guy Nunzio hung out with sometimes. A certain Manolo is next on their list of people to see.

What's so special about Lecce? It has something to do with the kind of stone found there. And masters of art and architecture knew how to make beautiful buildings with it, giving rise to the Lecce Baroque.

The Columbus laboratory is the first permanent European research facility in space. There, astronauts carry out experiments and applications in space science, Earth observation and technology. Columbus offers European scientists full access to a weightless environment that cannot possibly be duplicated on Earth.

During the first wave of the pandemic, working in the hospital was especially grim. No visitors were allowed, so families had to stay close by phone and with a health-care worker helping out. It was hard for everyone.

Nobody can find Nora. But Iside's assistant had heard her talking to herself, and shares this piece of information with Ugo. He makes a decision. Meanwhile, we catch up with Nora who is going someplace she's never been.

After her miscarriage, Oriana goes to work in the Milan office, far from Panagulis. But then she gets some news about Greece that spurs her to action.

Renzo is going to pick up Livietta at dance class. He barely avoids being crushed in a collision as he crosses the street. On the home front, Camilla is trying to introduce Bibì to Potti.

Alberto takes Lele Ju home. Cettina and Lele Ju go to the supermarket, but Guido comes along to help in finding products that are gluten-free. There's an interesting encounter at the yogurt stand.

Imma has to find a new home-health aide for her mother. Diana is on Imma's back about the class reunion. La Macchia shows up at her office in a huff about Calogiuri. But there's also some good news. Lab analyses have resulted in some new evidence.

In this episode, we travel to Lecce, to the very heel of the Italian "boot," at the southernmost tip of the Italian peninsula. Lecce is an iconic example of the Italian Baroque, which encompassed music, art, literature, and philosophy.

Pimpa wants to get everything ready for winter, but certain items are missing, and she tries to delay it a bit.

Some simple experiments with various materials help us understand what goes into planning the construction of a spacecraft. And then we wonder how we would go about making a planet inhabitable to humans.

Italians adopted English words to describe the new system of working from home. They've called it smart working. No one was happy about the virus, but some people could see the bright side. Others were very stressed out and would go on a disinfecting rampage. The worst situation was in hospitals, where health care workers were pretty much flying blind.

Ugo and Giampi talk, as arranged. Giampi shows his true colors, as does Ugo. The question of the wedding remains up in the air for the moment.

Oriana is having to deal with some major changes in her life that will have a long-lasting effect on her.