Iraivi is about women, men and their priorities. It talks about women's freedom, how men look at it and how women use itThe film is based on the women we see around us and how certain things stay the same, no matter what class or background they belong to.
Murugan is the go-to man for MLA 'Jacket' Janakiraman who is in the good books of the minister of state. Murugan falls in love with an aspiring cop, Archana and tries to make her a cop using his rapport with Jacket. The minister on his deathbed, confides with Jacket where he has stashed billions of cash but an irked relative leads him into an accident that wipes out his memory. Murugan and Jacket's attempts wriggle out of the situation is what the rest of the movie has in store.
Sathya, an amateur police officer from Chennai is assigned to investigate strange supernatural incidents reported from a small village, Ayanpuram which had witnessed cruel governance during the British rule. On his arrival and over the course of the investigation, he falls for Viji, the beautiful daughter of the village headman. When Veera, a relative of Viji also seeks her hand, Sathya and Veera enter a challenge to stay inside the haunted 'Jackson' Bungalow for a week with the loser to give up his claim. The harrowing events they experience in the bungalow forms the rest of the story.
The film is a love story with elements of horror. The protagonist is a man who shows off his bravery and also manages to scare ghosts.