A senior police constable is found murdered at the police station during a brief power cut. Investigating officer Arjun takes the task of unmasking the killer from a handful of suspects including half a dozen cops and a number of outsiders who are there for various reasons.
Ganeshan, a 65-year-old widower to impress Aadith, his 7-year-old grandson, forms a pretend superhero league with his friends. When a young girl is kidnapped and Aadith expects his grandfather to rescue her, and they must unexpectedly take real action.
