Rosario is troubled and, returning home, confides to his foster parents that he will meet his mother in his own way, alone. Meanwhile, Sofia and her brother exchange sharp remarks, while Marioni relives memories from the past, and a sudden bicycle accident transforms a quiet evening into a moment of great apprehension.

Through song, Matteo, rejected by Barbara, who chooses to remain just a friend, expresses his pain. Sofia's unconfessed feelings also emerge, as she loves Matteo in silence.

The group gets together for an evening among friends, marked however by some absences. Between relationships that are ending and unexpected revelations, the group still tries to stay united. A final toast celebrates a friendship that endures, despite everything.

Marioni interrupts a lesson by his colleague Guido and harshly confronts Nathan, ordering him to show up for rehearsals with the others. The tensions center around Sara, causing conflicts to explode in the group and bringing personal vulnerabilities to light.

Domenico postpones his appointment with Gloria, who is hurt and fears something is wrong. Matteo tries to make peace with his uncle to confess that he has invited some friends to dinner, while Sara finds herself dealing with a disappointment that puts her to an emotional test.

Between moments of daily life and traumatic memories, lightness and reflection intertwine. Matteo organizes an evening with friends, while Domenico has an intimate conversation about music and a love still apparently to be discovered.

Rosario is in a bad mood and is isolating himself from the group. Matteo, happy to have stopped by Barbara's, seizes the opportunity to invite the whole company to dinner.

During an orchestra rehearsal, tensions, frustrations and conflicts emerge among the musicians. Between sarcastic comments, misunderstandings and an open confrontation with the conductor, the group is forced to confront the meaning of truly working together as an orchestra.

Between breakfast and preparations, affection emerges but also tensions. Robbo and Chiara's mother tries to reassure her children in the face of a possible separation while Sofia tries to downplay the fact that she put on makeup.

After the auditions, Domenico asks Barbara if he can walk her home, but she refuses. Robbo and Chiara go to eat pizza with their father, who however has to give them bad news and Chiara takes it badly. Matteo, on the other hand, locks himself in his room and won't even let his uncle in.

Ending this episode, Rosario's parents tell him his birth mother wants to meet him. Marioni relives an important moment from his past.

The concert isn't over yet but Daniele's boyfriend wants to leave since Matteo has already played.

The concert has ended and maestro Fiore, disappointed, feels betrayed by the boys. Everyone is now busy with their own commitments, but Marioni manages to stop Robbo, entrusting him with the task of relaying his words to the others.

Barbara's mother reaches the theater and finds Barbara welcoming her to tell her all the things she has hidden. The mother wants to go home to talk about it but Barbara decides to stay and listen to the concert.

Before going to get ready, maestro Fiore encourages the kids to do something all together when the concert is over. Matteo is frightened and Barbara confronts her mother. The evening seems to be full of emotions.