Marioni has an intimate moment with Irene and lets her know how important she is to him, whispering the lyrics to "Senza fine" by Gino Paoli. At the conservatory, the orchestra is ready to go onstage for the concert, where, presumably, everyone will play from memory. Matteo's uncle and friend are in the audience, but Nathan hasn't invited anyone. Sara is nervous.

Author Valeria Parrella talks about the connection between her novel Almarina and various locations within Naples: Nisida (a volcanic islet that houses a juvenile detention center) and Bagnoli (a seaside neighborhood of Naples). What emerges is the portrait of an intense and contradictory city, marked by working-class identity, the sea, and the reality of juvenile prison.

Marika is back with another guessing game. Objects, colors, professions, and desserts are on the menu.

Gaetano and Torre get called to the scene of another murder. Suspecting that the body is that of Quantunque, Gaetano calls Camilla, who has gone to Anna's restaurant to meet someone identifying himself as Quantunque. Anna turns out the lights at the restaurant and Gaetano turns on the siren of the squad car.

An apparently insignificant detail on the onesie the baby was wearing when found by the dumpster leads Laura to question a version of events related to Lara's death. She and Lojacono go to question Lara's former employers once again.

Sandra now lives in the Blue Ridge Mountains, in North Carolina. She is still working and loves it. She and Marika discuss some Italian expressions about the value of work and about how their friendship has lasted all these years.

Irene is not so sure Marioni's car crash was really an accident, and the two talk frankly. Meanwhile, Robbo's sister Chiara has an asthma attack, and Robbo calls their father.

Valeria Parrella recounts her deep and complex bond with Naples, a city that is all about language, identity, and memory. Through Almarina, a Naples that is 'wonderful and terrible' emerges, but also a place of freedom, growth, and hope.

Livietta is using a bit of blackmail on her parents to get them to buy her some low-waisted pants. But Camilla and Renzo have their own problems. Renzo has to go to dinner with Roberta's parents, and Camilla gets an urgent phone call from Anna.

Palma begins to lose patience with the Pizzofalcone team, frustrated by the absence of concrete evidence and a network of still uncertain suspects. Meanwhile Lojacono confronts his lawyer, bringing to light personal difficulties, financial problems and the weight of a past that continues to haunt him.

The story of Sandra continues, a restaurateur in Miami, chosen to cook at a White House event for Barack Obama. Between initial disbelief and rigorous security checks, the experience becomes a source of great pride for her. The story also highlights the value of friendship and the importance of reinventing oneself in life.

Barbara avoids a meeting to take refuge in music, while the rest of the group confronts insecurities. A breathing crisis of little Chiara brings past fears back to light, but also the strength of mutual support. Meanwhile, among colleagues, the organization of an innovative concert takes shape.

The documentary follows journalist Annalena Benini on a journey through Italy discovering writers in the places that shaped them. The first stop is Naples, told through Valeria Parrella: an intense and complex city, where landscape, memory and daily life intertwine with literature and the identity of authors.

Torre and Piccolo arrest Alfredo Brachetti, suspected in the murder of Flora Torrielli. He denies everything and presents an alibi, but the agents remain suspicious and look for connections with other characters.

Lojacono and Romano interrogate Senatore, trying to verify the solidity of his alibi, while the investigation is practically at a standstill, with little to go on. As Lojacono is making his morning coffee, he gets a disturbing phone call from his ex-wife, Sonia.