In the dramatic last episode, the police authorities race against time to locate the perpetrator and put an end to his killing spree. Will they succeed in solving the mystery and finally closing the case?

All the pieces of the puzzle are in place. All that is missing is the arrest of the culprits and the identification of the Reptile. A voluntary testimony will lead the police to a meeting with him, in the subversive finale.

While Lainis learns about the video, journalist Stergiou risks her life again. Meanwhile, the police continue the investigations and the unexpected meeting of two members of the organization brings upset.

A new suitor for the position of the leader of the organization makes his appearance. Meanwhile, police officer Carra continues the investigation, while a creepy video reaches the hands of Velissaratos.

Professor Dimitris Lainis puts all the pieces of the puzzle together, while the police receive an unexpected proposal that causes moral dilemmas. Everyone is held accountable for their actions and punishment meets justice. "Nemesis" is coming for everyone.

An unlikely alliance is born as the police's plan fails, forcing Laini to become involved in the investigation. Meanwhile, the authorities are informed of another murder.

New leads draw Dimitris and Barasopoulos ever closer to the elusive culprit and lead them to an alarming conclusion. Will they be able to predict the perpetrator's dramatic next move before it's too late?

Danae is visiting Laini, who has now returned to his teaching duties and reveals her plans in relation to the "other me" case. Athena solves the case of 18 -year -old Melina. Masatos is in the hospital after Vanorta's attack. At the same time, a second case of homicide occurs, while the police are dealing with the explosion in the funeral home.

While Tonya's father demands answers, Christina accepts a proposal from Danae. At the same time, the police investigation into the explosion and the identification of Staikos has reached an impasse.

Forensic results turn everything upside down in the explosion case, leading to yet another impasse. Faced with new information, the police implement a plan to shake things up.

The police finally achieve a major breakthrough in their investigation, thanks to the help of not only Dimitris Lainis but also some unexpected allies.

The number of victims keeps rising, leading to more questions and confusion. While the police interrogations go on, Dimitris Lainis is looking for clues in the most unlikely source: The Feats of Theseus.

The mysterious murder of a female student causes unrest in university circles. With a close suspect, a close associate and friend, Professor Dimitris Lainis hastens to unravel the mystery.

While the police investigations continue, Dimitris Lainis examines the details of Theseus' Feats in his attempt to decipher the enigma. Developments, however, surpass him. One more feat gets 'checkmarked'.