Police officer Elena deals with cyber crimes and violence against children. The discovery of a young boy's body in the Venetian Lagoon brings her back to the city she left twenty years earlier.
Elena and Daniele, thanks to the testimonies of those who have been there, reconstruct the dramatic story of the abuses that were perpetrated in the orphanage. The suspicion that yesterday's pedophiles are the same ones who still act today through the infamous network becomes certain. But absolutely unexpected events call into question the last chapter of the investigation.