Sabrina tells the story of her encounter with Matilde and explains about the diary. Appropriate arrests are carried out. In front of the school, Berardi comes to apologize to Susy, while the principal is waiting to take her out to lunch.

Rosario chooses to avoid the encounter with his birth mother, so he makes up an excuse and returns to school. Meanwhile, at the orchestra rehearsal, Marioni puts Sara to the test, but she is determined not to give up.