Barbara is practicing piano in the presence of her mother, who tries to encourage her. Little by little Barbara manages to focus on the music, and perhaps not only the music. Another pianist is playing the same piece in a music store. He might be there because he has no piano at home.

Tozeur is a city in southwestern Tunisia, near the Algerian border. The train line referred to in the song was originally built for the king in the early 1900s when Tunisia was still a French protectorate. More info about the song here.

Matteo is at home with his uncle, doing a tricky jigsaw puzzle and ready for dinner. Even though it is clear to Matteo that his uncle is gay, his uncle is very uncomfortable talking about it. Matteo lets his uncle know that there is a girl he likes.

A colleague of Marioni's chides him for having treated Matteo as he did. He tries to justify his actions, and then goes to have a word with Rosario, a percussion student.

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.