Cettina helps Guido get his room in order, and discovers that an assumption she had made about him was false. Grandpa Libero has to go and confront Alberto about his absence from the university.

Rotunno's wife had heard the news report in the bathroom of the airport, so she made a change of plans in a hurry. At home, Livietta and her mother are having a chat about school, while Camilla's phone keeps ringing and ringing in the living room.

Nora decides to organize Rebecca's wedding without Ugo's help. She prepares for battle and embraces the bride-to-be's wish to have an impact-zero wedding dress.

Little by little, as they walk and talk, Dafne and her father make discoveries about each other, even deeply personal ones.

We move to the French side of Mont Blanc, which has a much milder slope than the Italian side. Mont Blanc stands out as having had an important role in the development of mountain-climbing as a competitive sport.

Alberto and his grandfather have a heart-to-heart talk about what has transpired. The conversation turns to Ciccio, who hasn't come home yet.

Gaetano gets a different story from the doorman than his wife had given, and even has some new important details to share. Gaetano reports on the case to the prosecutor and brings up dinner again. At home, Camilla mentions the substitute dance teacher to Renzo...

Ugo guesses what Nora is up to, but of course she denies it. Later, she and Rebecca meet up for some wedding business and end up talking about personal things.

Dafne doesn't mince words in criticizing her father, but she is there for him, a sort of anchor. It gets late and they need food and lodging.

Marika takes us to see a special statue, a fish market and two famous bridges.

One reason people would climb Mont Blanc was to find quartz. Alberto Angela explains why there is so much of this precious gemstone here.

Grandpa Libero's bad day just got worse and he is almost at the end of his rope, overwhelmed with responsibility. Maria realizes she has to do more to help out in the family.

Gaetano and Camilla finally meet. They talk about the case but not only, and they go to Luca's house to talk to his parents.

Nora confronts Ugo about what Rebecca told her. Nora and Spartacus try to come up with solutions for the zero-impact wedding. Bruna comes to work very upset.

Dafne and her father have dinner at the lodge and make conversation. But then they hear some talking in the other room and wonder what's up.