The story revolves around a chemical factory where Krishnadas and his son Mahesh rule the factory with the help of all the bad elements in society. They are corrupted politicians including Ex-minister Unnithan, police officers including the commissioner to local criminals led by the notorious Cheku. Devaraj arrives at the scene after he received an offer from the factory where his father, Rtd. captain Ramakrishnan served as the chief security officer and was brutally murdered while on duty.