13 Aam Pakkam Paarkka is a horror movie based on an unknown book, where the 13th page of the book harbors evil. Whoever reads the book gets possessed by the evil, and threatens to ruin their life.

A group entering into a “Kalyana Mandapam” to paint the constructed building, but the gang faces mysterious, the reason behind of the troubles are by the ghosts, as usual had a flashback and the flashback was relieved by the lead ghost’s brother. A normal Ramji’s family was seemly a rich by birth of his sister Rasathi, but she has the attitude of arrogance. In this situation, Rasathi’s father buys a property and fixing the marriage to his daughter. Unfortunately, Rasathi’s cousin (one side love) getting a shock and the fellow burning the 13 members in the “Kalyana Mandapam”, but the preposterous screenplay left the cousin eccentric and the ghost is revenging the rest of the characters. The Ellai amman god quiets her soul within and giving credential and convert Rasathi as an idol in front of the “Kalyana Mandapam” and blesses who gets marriage in the building.