Lamington Road on Bombay's Western Railway is the nearest railway station that takes one to Kamathipura, notorious for it's red-light, in particular, and a crime-prone area. Aman Kapoor (Rahul Bose) an investment banker, lost his pregnant wife, Neha (Rinke Khanna) in a car accident on a rainy night. Chameli (Kareena Kapoor) is a prostitute who was sold to a brothel by her uncle when she was young. On one rainy night, Aman and Chameli meet each other in South Mumbai.Wikipedia