Mammootty, who is a constable in a police station in Alappuzha is asked to investigate the murder of a local popular coir worker (Biju Menon). Mammootty goes to the place disguised as a coir trader since many cops who had gone there before were assaulted by the powerful landlords in the area. Mammootty soon becomes a smart businessman and quits his job as a constable. Kavya Madhavan, who is Biju Menon’s sister happens to fall in love with Mammootty. Both get married but Mammootty faces hardships. How things get resolved is the rest of the narration.