The COPS - Jai, Shonali and Ali and they are after Aryan and Sunehri The ROBBERS.
And so the game begins a game of cat and mouse a game of good v/s bad. She makes him an offer he finds very hard to refuse. A finds his match in Sunehri (Aishwarya Rai), a petty yet clever thief. For the last two years Shonali has been tracking these amazing thefts and is now an expert on this thief, who no one has seen. Helping them put the pieces of the puzzle together is ACP Shonali Bose (Bipasha Basu), Jais college mate, now a police officer in her own right.
After pulling off a series of impossible heists all over the world, his next target is Mumbai, India. A (Hrithik Roshan) - A hi-tech international thief. Little do they know what they are going to be up against. Together, they are trying to keep a tight leash on the crime in India. He is now ACP Jai Dixits (Abhishek Bachchan) right hand man. Alis (Uday Chopra) dream of becoming a police officer has come true. DHOOM:2 reinvents the action comedy genre and propels it into the 21st century.