Sophia has an argument with her parents over her marriage and leaves the house. Her parents seek the help of her close friend, Unnikrishnan, in getting her back in the house.

Unni (Nedumudi Venu) and Sethu (Sukumaran) are two bachelor friends staying together in Chennai. Though irritating at sometimes, with his music talents, the house owner Varma (Jagathi Sreekumar), a music director is always ready to financially support them at times. The arrival of Radha (Poornima Jayaram) creates a friction in the friendship between Unni and Sethu.

Raji is forced into prostitution to support her brother's education after their parents' death. She falls in love with Babu, who faces social ridicule after their affair becomes public.

Basheer (Jagathy) is rescued by a cargo ship while lost at sea. Basheer has had a partial memory loss and he struggles to find out what has happened to him. The captain of the ship (Lalu Alex) tries to get him back to land, but he runs into several legal troubles due to the lack of documents with Basheer to prove his identity. Bhaskara Pillai (Mamootty), a lawyer decides to help out Basheer seeing his plight. The plot thickens when there's an attempted murder on Basheer.

After a keenly fought election, MKR becomes the new chief minister. When the opponents hire a psychotic killer to assassinate him, Perumal, a crime branch officer, is assigned to stop him.

A group of high-ranking political officials are on a trip when their bus is hijacked by a group of terrorists headed by Charles (Lalu Alex). They demand the release of their old colleagues languishing in prison in exchange for safe release of the politicians. An ex-cop is hired to free the officials from the group of terrorists.

Rajiv, a chronic bachelor and a business tycoon, decides to have a child. Annie, who has financial needs, agrees to help him and give birth to Rajiv's child through artificial insemination.