Summer is over and it's time for Alice to go back to the Institute. Among the tasks that Wally immediately entrusts her is that of tutoring Erika, a new resident. In the meantime, human bones are found in the basement of an archaeological area. Alice and Claudio, with whom the girl continues to live a turbulent love relationship, go to the place. Here Alice meets the fascinating PM Sergio Einardi and soon discovers that, between the man and Conforti, there is a mysterious resentment linked to the past.