Shekharan is a noble gangster and his trusted henchman is Madhvan. When the Kotturan brothers try to plot against Shekharan, Madhavan strives to save his employer from their evil intentions.

Mammootty in 'Pramaani' plays Viswanatha Panicker, the corrupt president of a grama panchayat. Panicker is a self-made man who has become immensely wealthy through corruption. He is called 'Pramani' because he has in his custody several documents; the Pramaanams as they call it.

Varma, a senior government official, who is about to expose an anti-corruption racket, is found dead under mysterious circumstances. Officer Chandrashekhar investigates the case to find the culprit.

Bhai Ji is a high-tech robber who changes his looks frequently. Disguised as jewelry experts, he and his team members hatch a plan to steal precious jewelry from a palace in Kerala.