A haunted curve in 1990s Kerala, named after Sumathis tragic death, draws various people into supernatural encounters. As they experience strange events, the mystery of Sumathi and the roads dark history begins to unfold.

Follows the missing person case of Merin Joy and how an ordinary man with a tragic past gets wrapped in the investigation.

Megan Reed, An ex-cop and a recovering alcoholic who is out of the rehabilitation center. She takes up the graveyard shift and The situation turns upside down when series of bizarre events caused by one of the corpses stored in the morgue.