As expected Manara's boss doesn't give him permission to infiltrate the race. Do you think that will stop him?

Luca questions Lupo, and figures out how to find out for sure who murdered Gabriele, but as usual, he's immune to warnings about how dangerous it will be.

There's some girl talk between Lara and Sardi, Luca is not a great dinner guest, and Buttafuoco and Barbagallo make an interesting discovery.

Luca's charm works like a charm and he's able to obtain the information he needs from the woman in the motorcycle shop.

Luca confides in Toscani who is, however, not very encouraging on the subject of marriage. Lara calls with some information, and Luca goes back to question Lupo.

Rubino and Sardi go to question Elena, Gabriele's ex-girlfriend, while Manara questions Elena's current boyfriend.

Lara and Luca have been skirting the marriage issue, but they do finally talk about it, albeit briefly. Meanwhile, they get some new information about the case.

The documentary comes to a close with an interview regarding a prison cell used during the Inquisition. The cell bears the graffiti of its inmates. Pitrè had laboriously uncovered the graffiti, but it was only rediscovered in the 1970s by the writer Leonardo Sciascia and the interviewee in this segment, Giuseppe Quatriglio, who used Pitrè's writing to find it.

Toscani, Lara, and Luca are working on the case, but Toscani is clearly distracted. Luca tries to get some information from Gabriele's rival.

Ada provides Luca with some welcome company, food, and gossip. Ginevra communicates the cause of death, while Luca and Lara toss around a couple of different possible hypotheses surrounding the motorcyclist.

A Palermo doctor discusses the Integration of immigrants in Sicily and highlights the successes in healthcare. Medical assistance is provided for all immigrants, whether lawful or not.

Luca and Lara are doing the best they can to work on the case despite their inner turmoil. Luca's sister wants to help him, but there's a limit to what she can do.

Lara and Luca go into work mode automatically, to try and solve this new, upsetting case, but they each have private, unhappy thoughts that keep turning around.

A Palermo doctor is interviewed about his practice and the African and Southeast Asian immigrant patients that he treats.

By popular request, Manara is back with some new adventures. Everything is in place for a joyous celebration, with wedding bells, but is it too good to be true?