Four brothers try to find the mystery behind the murder of woman who raised them.
Appu and Achu are twin brothers who do not get along with each other since childhood. When their enemies create misunderstandings between them, they bay for each other's blood.
Kochukunju (Prithviraj) is the spoilt son of the well known Vadakkan veettil family, situated in kannur. He is the son of Kathreena (Ambika), who believes that his formal father David (Saikumar) has died, who unknown to her is still alive(after being spared by the killer sent out by her brothers to kill him.
