S1 • E1
Inspector Viktor, an eagle-eyed police officer who has been going through a personal crisis, is assigned to investigate the homicide of Nivetha, a young, unmarried woman.
S1 • E2
Viktor questions the victim's lover, Prabhakaran. He also finds a video recording on Nivetha's phone which leads him to a 'Thirukural' couplet.
S1 • E3
The second victim is identified as Krishnamoorthy, an architect. Viktor gets a vital clue on the killer as he investigates further.
S1 • E4
Previously, Viktor and his wife, Geetha, are seen having a heated argument that gets violent. At present, Viktor scours the city police records for killings in the past that match with the killer's MO.
S1 • E5
The news about the serial killer is leaked to the press. Later, Viktor gets a cryptic warning from the killer before he can save his next victim.
S1 • E6
Viktor and Kishore meet Prabhakaran's wife and Keerthana's friend, amongst others. They get a lead on a Red-coloured car that may belong to the killer.
S1 • E7
Viktor and Kishore question possible suspects based on the killer's car details. Viktor also gets a surprise lead from the victims' phone-call histories.
S1 • E8
The police squad under Viktor spy on the killer, round the clock. Viktor also breaks into the killer's house and stumbles upon his personal diary.
S1 • E9
On the speculated day of his next killing, the alarmed killer and a resolute Viktor engage in a series of mind games that can have only one winner.
Actor
Gunasekar
Nivetha
Thilak Rajan
Geetha
Viktor
Auto driver
Gayathri
Priya
Rajagopalan