ACP Sathyajith (Prithviraj) leads a police team to identify the victim using dental implants and forensic surgery. Their probe reveals the victim to be Eva Maria, a woman from a wealthy family who had been estranged from her relatives.

The Malayalam investigative thriller , starring Prithviraj Sukumaran and Aditi Balan, made quite a splash when it premiered in 2021 [2]. Blending police procedural elements with supernatural mystery, it quickly became a highly sought-after title for audiences across South India [2, 5].

Cold Case (2021) was originally released in Malayalam, you can officially watch it in Tamil under the title Marma Vazhakku

Simultaneously, Medha (Aditi Balan), a freelance journalist specializing in paranormal stories, experiences eerie disturbances in her new rented home. She uses occult research and spiritual guidance to uncover the secrets haunting her.

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The story follows two parallel investigations into a mysterious murder case. After a human skull is found in a garbage bag in a lake, leads a logic-driven police inquiry to identify the victim and the killer. Simultaneously, Medha , a journalist experiencing paranormal activity in her new home, begins her own investigation into the supernatural elements surrounding the crime. Their paths eventually cross as they unravel the truth behind a "cold case". Availability and Official Streaming