An NRI couple return to India and decide to stay in their ancestral palace while disregarding warnings about a curse and paranormal forces. Soon inexplicable events start happening which forces him to call an eccentric psychiatrist to help solve the mystery.
Seymour Krelborn is a nerdy orphan working at Mushnik's, a flower shop in urban Skid Row. He harbors a crush on fellow co-worker Audrey Fulquard, and is berated by Mr. Mushnik daily. One day Seymour finds a very mysterious unidentified plant which he calls Audrey II. The plant seems to have a craving for blood and soon begins to sing for his supper.