After the death of Remo, brutally murdered by the Serao, Luca promises little Marco to avenge his father's death. But to do this he needs the lawyer Balsamoche who proposes to the police a pact that is hard to accept, especially for Giulia. In the meantime, the ordinary investigations focus on the mysterious disappearance of a screenwriter. Giulia is still struggling with the bomb to defuse. Balsamo is risking his life. The Serao clan must be stopped at all costs. A bitter ending for Giulia, too bitter and in fact together with Luca she decides to reopen the game. It's not over yet, it can't end until Paolo Libero has obtained justice.