The plot starts with Balagopal and Jolly Kurian; being given the task to transfer two prisoners from Kannur to Trivandrum. The two officers with their handcuffed inmates board the Parasur express. Nandu (Vineeth Sreenivasan); one of the prisoner escapes when the train halts at Kaykul station. The two officers; with the other prisoner Maran (Chemban Vinod Jose); gets off at the next station and starts searching for Nandu. The three together finds out Nandu"s story of how he ended up in the jail. Narayanan (Nedumudi Venu); Nandu"s father has a wrong intention towards his step-sister (Nikki Galrani). Nandu sets a trap to kill his father but ends up eventually killing his mother.