Four friends break into an abandoned insane asylum in search of a death certificate which will grant one of them a large inheritance. However, finding it soon becomes the least of their worries in a place haunted by dark memories.

A Harvard anthropologist is sent to Haiti to retrieve a strange powder that is said to have the power to bring human beings back from the dead. In his quest to find the miracle drug, the cynical scientist enters the rarely seen netherworld of walking zombies, blood rites and ancient curses. Based on the true life experiences of Wade Davis and filmed on location in Haiti, it's a frightening excursion into black magic and the supernatural.

Madhavan Mahadevan, who comes into the city from a village to see off his sister-in-law and her daughter after the death of his elder brother, an upright Customs Officer (KB Ganesh Kumar). While running around to claim the insurance money, he comes to know that his brother was actually murdered by the underworld don Irumbanakkal John (Joy Mathew).