Guido spends his first night at the Martini residence. Cettina pulls out all the stops to impress him with a special breakfast, but not everyone in the family feels the same way.

Alberto Angela tells us how these natural wonders were discovered by a group of young cave explorers from the nearby city of Ancona.

The funeral is over, and Dafne has to deal with life. She seems very sure of herself.

There's some disagreement about inviting Maya's parents to the wedding, but then someone comes up with a novel idea. Melody brings Dino the tickets for the concert.

Camilla leaves Gaetano's apartment, sees her mother in an interesting situation, and finally ends up on the couch watching TV with her family. Then the news comes on.

Fabio Fazio gives Raffaella Carrà a great sendoff, replete with majorettes and a legendary marching band from a Milan district.

Alberto Angela brings us to the Ancona Abyss, an immense cave chamber in the Natural Regional Park of Gola della Rossa and Frasassi in the Marches region. The spectacular Ancona Abyss and other innermost caves in the Frasassi cave system were only discovered in 1971.

It's hard for Dafne to adjust to the old family homestead, especially the first night. She also notices something about her father.

Both Lorenzo and Ugo are trying to show their partners that they are worthy and can be trusted.

Gaetano and Camilla do a post mortem at his apartment. He stocked up on vermouth, just for her.

In the Martini household, the news leaks that Mariano will be coming to stay — another headache for Grandpa Libero, who wonders, "How did this happen?" As you watch, be on the lookout for the saying: campa cavallo. Marika explains this expression in a video lesson.

Raffaella tells some anecdotes about some big stars she had encountered during her career. She also gives us some details about a famous "telephone number" song, and the famous dance number, "Tuca tuca" that created a bit of scandal in the early seventies.

Nature offers us some extraordinary wonders, and this time, Alberto Angela takes us to the Frassassi Caves, in the Marches region, and explains what the caves were used for by prehistoric man.

Dafne and Luigi are dealing with the aftermath of Dafne's mother's death. Meanwhile, Dafne's uncle and aunt arrive.

Ugo is busy, so Nora gets Roberto to help out with some venue scouting for the wedding. Maya reveals her true origins, which is a bit of a shock to Lorenzo.