Manichitrathazhu

Manichitrathazhu Malayalam , English The Ornate Lock is a 1993 Indian Malayalam psychological horror film written by Madhu Muttam, directed by Fazil, and produced by Swargachitra Appachan. The story is based on a tragedy that happened in Alummoottil Tharavadu, a famous central Travancore family, in the 19th century. The film dealt with an unusual theme which was not common in Indian cinema at the time but it proceeded to become the highest grosser at the boxoffice and it was critically acclaimed as well.

A young couple, Ganga Shobana and Nakulan Suresh Gopi, arrives at the Nakulans ancestral home tharavadu called Madampalli. Hailing from a family that follows tradition and superstitions, Nakulans uncle Thampi Nedumudi Venu objects to the couples idea of moving into the allegedly haunted mansion , which Nakulan ignores. The couple moves in, following which seemingly supernatural events begin to happen.The mansion was occupied in ancient times by Sankaran Thampi, a cruel ancestor and karanavar head of the tharavadu. In his heyday, he had brought in a famous Bharatnatyam dancer Nagavalli from Tamil Nadu as his concubine. But she was already in love with a man named Ramanathan, a dancer. Learning of their affair and their plan to elope, Sanakaran Thampi murders Nagavalli in her room at the mansion. Legend has it that on the eighth day of the Durgashtami an annual Hindu celebration, Nagavalli returned as a bloodthirsty spirit, intent on killing the chieftain and to drink his blood, but he was saved by chanting some mantras. With the aid of some sorcerers, Thampi somehow escaped from the wrath of Nagavalli. Her spirit was locked up in a section at the mansion Thekkini by putting the talisman over the lock. Later Sankaran Thampi committed suicide and his spirit is locked up in the same Thekkini, by means of an ornate enchanted lock called Manichitrathazhu. ........

Source: Wikipedia