After getting turned down to become a police inspector, Rishi Menon starts his own detective agency. He is handed an assignment to investigate the murder of a woman and the disappearance of a college student.

Biju (Rahman) spends his vacation in his father's ancestral village. Krishnankutty (Gopi) and Sivaraman (Nedumudi), the caretakers of his father's property siphons off the produce from the land without Biju's knowledge. Meanwhile Vinodini (Zareena Wahab) comes to the village as a bank officer. Biju and Vinodini become friends and she considers him like a brother to her.

Revathi's parents separated when she was young, and she was raised by her mother who taught her that her father was a bad man. Years later , with her father sick, he send's a last wish to see his daughter. Revathi refuses to go , so her orphan friend goes in a her place without her knowing to fulfill his wish.

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.

Adithya Varma, his wife Subhadra and daughter Kaveri live in the same compound where Sasi and his wife Parvathy lives. Sasi and Parvathi go to the office along with Varma. Kuttan Pillai, a gossip manager, does not like their relationship. He tries to drive a wedge between Varma and Sasi families. Varma asks his advocate to look for a man for his company. Advocate recommends Jayan, son of his friend for the job. Jayan is appointed in the company. Kuttan Pillai tells Varma's wife that it was not fair for Varma to go with Sasi and Parvathi. One day Parvathi come late from the office. A quarrel takes place between her and her husband on this account.

A singer Pappan (Rahman) is killed in a bike accident, but Yamaraj the Lord of Death (Thilakan) realizes that Pappan has a few more days to live. Yamarajan allows Pappan to enter into bodies of other dead people including that of Inspector Devdas (Mohanlal) in a bid to tell his girlfriend Sarina (Lizy) that Pappan is dead, and to look forward to someone else in life.

13 year old Vineetha and her father, Dr. Vinayachandran goes to visit her grandfather John Samuel in Ooty on the death anniversary of Veena's mother Neena who died in a tragic accident. The movie flashes back to when Vinay meets Neena at a Church Service and falls in love.

Although married, Vishnu is a habitual flirt and always looks out for an affair. When he is almost caught with a young girl in his house, he lies to his family that she is his illegitimate daughter.

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.

When Venugopal, a medical representative gives a girl who runs into his cab a ride; he unknowingly gets involved in a murder.

Nirakkoottu movie tells Sasikala Varghese (Urvashi) who wants to find out about Ravi Varma (Mammootty) who is sentenced to death for the murder of his wife Mercy (Sumalatha) who is also Sasikala's sister. Journalist Sasikala covers and receives acclaim for the story of the once-wealthy but now death-sentenced convict Ravi Varma, for the cruel murder of his ex-wife Mercy, a beautiful model. A day before his scheduled execution, Ravi Varma escapes prison, and a deeper story that ties him, Sasikala and other characters unfolds in the events that follow.

Major Nair trains the new batch of trainees at the army training centre. Things take a turn when a dangerous criminal makes two of the trainees import drugs from the neighboring country.

Shyam, a flirt, seeks his friend's help to date several girls at the same time. However, an unexpected turn of events changes their situation and, later, they get caught in their own web of lies.