Romesh Bhagwat Dogra alias Mamu (Irfan Khan) is the underworld don of Bombay, with unlimited contacts, and many judges, and almost the entire police force under his corrupt control. He comes across a young idealist young man, Krishna Patil (Manoj Bajpai), who is in training to be a police inspector. Mamu ensures that he fails. Then Krishan has a fi... full synopsis