Imma and Pietro return from a weekend in Paris where they tried to distract Valentina, still shaken by the separation from Samuel. But as soon as Imma sets foot in the house, she is immediately summoned on a case of murder that took place during the transhumance and which has the chief prosecutor Vitali as a witness. In addition to the investigation, Imma will have to clarify the delicate relationship with Marshal Calogiuri and, as if that were not enough, Pietro also seems to want to change his life.