In 1900s India, Calcuttan zamindar Devdas Mukherjee — unable to marry his lover — takes up alcohol and the company of a courtesan to alleviate the pain.
Ballu is a notorious criminal who is wanted by the police for a plethora of crimes. Bright and ambitious Inspector Ram finally arrests him, only to have Ballu escape right under his nose. Ram's girlfriend, Ganga volunteers to go undercover to trap Ballu and help restore Ram's reputation. Things get more complicated however, when Ballu falls for her and she finds that she isn't entirely immune to his charms.
A link in their pasts leads an honest cop to a fugitive gang boss, whose cryptic warning spurs the officer on a quest to save Mumbai from cataclysm.
