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.

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?

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.

While Athena becomes the new Head of Homicide and Dimitris mourns the loss of his beloved Tonia, a deadly explosion forces the Department to regroup and take action.

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.

A woman is found mysteriously murdered. Soon her identity is revealed, but the enigma surrounding the circumstances of her tragic death remains unsolved. A female eyewitness might give some answers.

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.

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'.

While the investigations continue, Barasopoulos and Christina agree on the usefulness of an urgent news bulletin. Their aim is to upset the elusive perpetrator and lead him to a revealing mistake.

A brutal murder alarms the police authorities. With the investigation leading to confusing controversies, the eccentric professor of criminology Dimitris Lainis is asked to shed some light on the mystery.

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.