M. Dhinakaran
Director
Regai (2025)
Season 1
SI Vetri uncovers a sinister plot by a medical team attempting to cover up the deaths of young participants in a clinical trial by disguising them as accidents.
Released Nov. 28, 2025
Episode 22 min
None+
S1E1 - The Dead End
SI Vetri investigates the mysterious death of Amudhan, a close friend, but is forced to file it as an accident. Later, Vetri and Constable Sandhya discover blood dripping from an ice cream cart.
Nov. 28, 2025, midnight
S1E2 - The Fingerprint Revealed
Vetri and Sandhya find two severed human hands in the cart. They take them to the government hospital and question Dr Pushpavalli. Later, Vetri realises that Amudhan's death is related to this case.
Nov. 28, 2025, midnight
S1E3 - The Trap
Vetri reopens Amudhan’s case. He goes back to the crime scene and discovers more fingerprints related to the cart case. Vetri and Sandhya talk to the other victim’s families.
Nov. 28, 2025, midnight
S1E4 - Divya's Escape
Vetri and Sandhya nab Divya, who attacks them during interrogation. The forensic department cracks open Amudhan's phone and finds the fifth victim. Divya escapes the hospital after injuring Sandhya.
Nov. 28, 2025, midnight
S1E5 - The Clinical Crime
An unconscious Sandhya is taken away from the hospital. On the other hand, Vetri nabs Divya, who is trying to kill the mortuary attendant. Divya confesses to the crimes, but Vetri gets a threat call.
Nov. 28, 2025, midnight
S1E6 - And That's How She Died
Divya, scared for her life, reveals the main culprit behind the illegal drug trials. As Vetri runs to save Sandhya, he has a masterplan prepared to arrest the one who killed Amudhan and his friends.
Nov. 28, 2025, midnight
Network: ZEE5
Episode Runtime: 22 min.
Season Runtime: 135 min.
Released: Nov. 28, 2025
Last Air Date: Nov. 28, 2025, midnight
Status: Ended
Certification: NR
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