A father attempting to seek justice for his daughter simultaneously crosses paths with a policeman.
Four brothers hunt for the killer and the truth behind their loving foster mother who was murdered in cold blood, .
Madhavan Nair unknowingly kills a teenager. Raja, his eldest son, takes the blame and is sentenced to jail for five years. After jail, Raja rescues the daughter of a village land lord in Madurai, becomes his right hand Pokkiri Raja.
Alex is a comrade and an active communist leader. Due to some unfortunate events, Alex gets arrested and is imprisoned but is compelled to come out on Parole to solve a mystery he left behind.
A Crime Branch Detective fights the clock to prevent a looming assassination attempt on the Kerala Chief Minister's life.