After a long day's work, Alessio is invited to eat dinner with his hosts, but he soon realizes that there's a lot of tension in the air.

Maria's crush on her Biology teacher is getting way out of hand, although she says she's got it under control. Meanwhile, back at the house, Giacinto is in the bathroom once again, trying to fix the leak. Cetinka joins him to see how he's doing, and from their conversation, we make some interesting new discoveries.

Commissioner Manara and Inspector Rubino figure out who wrote the love letters and Lara conducts the appropriate interrogation.

Martina has left her room and is staying in a tent on the beach near the shack where Alessio sleeps. Alessio has a surprise encounter on the beach with the nice lady he'd met once before.

The mystery of Cetinka is finally getting solved, so tune in for this exciting moment. You'll even find out what it was that smelled like dead bats!

In the presence of Ginevra who has come to thank both Lara and Manara for saving her reputation, they look once again at the painting of Lorenzo. A detail gives them the key to finding the murderer!

Alessio is getting tired of being treated like a slave by Tonino, and tries in vain to rebel. He lets off steam to Martina who understands all too well.

"Quelli che" (those who...), written and performed by the great Enzo Jannacci, lends its ironic and humoristic verses to the soundtrack of Lina Wertmüller's film,"Pasqualino Settebellezze" [Seven Beauties] starring Giancarlo Giannini, and nominated for best foreign film at the 1976 Oscars.

Ciccio gets what he wanted: fancy sneakers. Maria gets what she wanted: a personal appointment with her teacher. But things aren't so simple...

At this point the murderer is easily discovered and just as easily confesses. The evening of the murder gets revisited and all previous doubts vanish. But what's to become of the killer?

Taking care of Saverio has fallen to his zio (uncle), Alessio's mean boss. After being treated badly for the umpteenth time, Alessio decides to grab his backpack...

Ciccio gets a talking to from Lele, and there's a barbecue in the back yard with Lele's in-laws. They're somehow very impressed with the foreign housekeeper's homemade Neapolitan pizza!

Although Commissario Manara's has resolved the case, his unorthodox methods are unacceptable to his superior, who threatens to have him transferred to the hinterlands of Sardinia.

Alessio hasn't given up trying to get to Obuda, but although he manages to find a train station and a train, things aren't so simple.

In the end, Lara decides that Luca Manara isn't such a bad commissioner after all. She might even tell him that to his face... sooner or later.