Harikrishnan is a geeky software professional who suffers from an obsessive compulsive disorder. A harthal day sees him travelling to Trivandrum for a conference, and in the midst of the night, he ends up at Paravur railway station with two strangers - Gopalan a veteran politician and Narayani a social worker - for company.
Preman is the caretaker of a flat at Cochin. Everyone in the flat calls him 'Natholi'. He faces some unfortunate events in the flat and begins to write a story with the same characters in his real life and plays with their lives in his story. The film revolves around the story of the conflict between Preman and the character he creates. He has lost his control over the character he creates and the movie plots ahead with the interaction between them.
A college student witnesses a gang attack and as his curiosity behind the encounter tries to get the better of him, he realizes that his dad and the police are involved.
