Two young, unwary men, Chicco and Spillo, rob the junk shop of a certain Politi, who is actually a dangerous fence who in fact reacts by shooting at the fleeing motorbike and hitting Spillo. Roberto, Luca and Anna collect Politi's complaint, later discovering that the man reacted in this way because the two had stolen some precious jewels from him, hidden among the junk. The case will be solved with the collaboration of the informant Camomilla, who reveals herself to be Chicco's uncle, and thanks to Roberto's timing who manages to save the two from Politi's retaliation. Meanwhile, Parmesan brings the note found on Nina's tombstone to Mauro's house: it is a clue, albeit a weak one. Giulia suggests that Rea have Mauro help her in the investigation.