Marioni puts Matteo to the test, asking him to play first violin in the Brahms symphony, together with the entire orchestra. Later, Domenico tells him about someone who had crumbled under Marioni's harsh treatment.

Some of the stories in Diabolik come from the outside, notably from readers. A few of them are recounted here. They often related to controversial topics in the news and in some cases, charges were pressed and copies of the comic book were seized and destroyed.

Who doesn't love pasta? Marika talks about this extremely popular Italian food: the history, where it's produced, and how to cook it.

Andrea has a surprise for his housemates. Later, they party with a bunch of friends.

Imma clears up some more questions with Eufemia Abate about the person Stella was smiling at in the photograph.She has that person summoned for some questioning.

Matteo is having a violin lesson when Marioni passes by in the hall and hears him. Matteo's lesson ends early and he is about to learn more about the orchestra conductor everyone thinks of as il bastardo (the bastard).

Diabolik isn't the work of one person, but rather the result of a group effort. Each contributor has a distinct role but they all have to come together, mindful of keeping the continuity from one episode to the next.

We look at a Maserati Khamsin, in almost mint condition, something extremely rare. In addition, the power steering and braking are very evolved for a car from the seventies, and can be considered on a par with modern cars.

Cioni and Vincenzo are having a rather inebriated conversation in the little swimming pool on the roof. In the house, the friends are proposing some strange ideas of using up some old hallucinogens that have sat there unused.

Imma calls the beautician to the Prosecutor's Office, where she asks her some seemingly bizarre questions. Back home, Eustacchio's funeral is on TV. Imma's mind continues to focus on the events surrounding his death.

A teacher reads a passage from one of Shakespeare's sonnets and asks the class to interpret it. Matteo speaks up. Here is the original English: "Mark how one string, sweet husband to another,
Strikes each in each by mutual ordering;
Resembling sire and child and happy mother,
Who, all in one, one pleasing note do sing:
Whose speechless song being many, seeming one,
Sings this to thee: 'Thou single wilt prove none."

The artists talk about the process of designing the comics, and how the characters evolved in terms of design, over time, from designer to designer.

This segment looks at the intimate relationship between a collector and the car. Sometimes price doesn't matter.

The friends are taking care of the paraphenalia from their days at the theater. They muse on the past and the future.

De Nardis ends up confessing to how things went. He is held responsible for both Stella's and Eustacchio's deaths. Imma is still perplexed, however.