Seymour Krelborn is a nerdy orphan working at Mushnik's, a flower shop in urban Skid Row. He harbors a crush on 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.