Discovering fire had a huge influence on the daily life of prehistoric man. Erica describes perhaps the earliest technique they used for making fire, and goes on to tell us about a famous mummy.

Lara and Luca go to the convent in search of Clarissa. Later, Toscani has some new information for Luca.

Camilla can't think of anything but Karin's safety, and consequently drives off with Cristian, taking risks that make us wonder if she is of sound mind. And who is going to pick up Livietta at dance?

Eva discovers that Gina knows all too well who Professor Mazzotta, the examination commissioner is. Lorenzo is trying to figure out how to win back Malù.

Adopting a dog means going through several steps. Marika describes what she and her family went through in attempting to realize their dream of having a puppy.

It comes as no surprise that Nora is not thrilled with the new model. She lets off steam to her lawyer, while Ugo gets advice from Spartacus.

Erica shows us the various parts of so-called "tinder fungus" and then demonstrates how to prepare it for lighting a fire using a sharp flintstone.

De Carolis finishes telling his story. Marta leaves, as does Raimondi. Lara asks a big favor of Luca.

Camilla goes to the office where the Levrones work, as well as Mr. Radauno. She is looking for some answers.

We learn more about how Adolfo is going to go about winning the competitive exam for the scholarship to work in Colorado. At the restaurant, there are some flowers for Eva.

Nora is determined to join the wedding celebration. She has no shame. And of course, Ugo has no choice but to follow along.

We finally get to producing the fire itself, using tools found in nature. It's not easy at all, but when you finally succeed, it can be pretty exciting and satisfying.

This episode takes us to Sardinia where we see the ancient, majestic stone buildings, unique to Sardinia, called nuraghi.

Lara's wedding with Guglielmo is about to start, but guess who is missing?

Camilla goes to see Gaetano with her new information, but he is out on the job. Observant and clever as she is, she figures out where to find him.