The film starts with a flashback character called Naganika (Ramya) who is a big personality in her city. She and her forefathers have been saving an ancient monument since many 100s of years. Evil Tantrik Kapali (Rajesh Vivek Upadhayay) and his forefathers have been fighting with Naganika`s family since many years to occupy this Lord Shiva Monument.This time Kapali kills Naganika and occupies the monument. While dying she takes an oath that she will come back to take revenge by Kapali. In the next birth, Naganika takes birth as Manasa, a snake woman to take revenge.