Haunted by vengeance, Sara eliminates Ludovico, the man responsible for Giorgio’s death, and is blackmailed by Teresa into returning to covert operations. As Sara investigates the disappearance of Sergio, Teresa’s informant, she forms an uneasy alliance with Officer Pardo. Together, they confront dangerous criminal networks and hidden agendas, while Sara struggles to earn the trust of Giorgio’s pregnant partner, Viola, and faces escalating threats.