Qayamat

Shyam and Kamal are two school-going students who are close friends. When Kamal is unable to pay his exam fees, Shyam assists him, and as a result Kamal does well, is able to study further, becomes an IPS Officer, and is subsequently hired as the Superintendent of Police in Delhi, while Shyam re-locates to live in Bombay. Years later, Shyam has taken to crime in a big way and is now known as Rajeshwar. He kills a politician, S.M. (imdb)