The disappearance of a young doctoral student in engineering reopens an unfinished business in Liguori's past. The main suspect, in fact, is the powerful oilman Piccardo, who has Livia, Liguori's mother, as his lawyer. The case will inevitably bring the conflicted relationship between the two back to the surface, while an unaware Blanca is increasingly in danger at the hands of someone who now controls her and wants to harm her.
