Ali (Arbaaz Khan) and Abbas (Sanjay Kapoor) along with Laila (Ishaa Koppikar) are the biggest arms dealers in Asia. With America policing most of Europe, Asia and specifically India is being seen as a heavenly route by the people who deal in arms through the disintegrated Russia. Akram Sheikh (Suniel Shetty) a CBI officer cannot see India being maligned on the world scene in the future. He cracks down on the two warlords as they are in the process of completing an arms deal. Ali and Abbas are under tremendous pressure from the buyers to either supply the arms or return their money. They plan a dangerous game. A game which will get them millions of dollars and an escape route from j India. Rahul (Aashish Chowdhry) is a scientist who works in the C.D.C. Lab. He is in the process of creating an anti-virus, which would help in saving lives in case of a Biological or a Chemical warfare. Little does Rahul know this deadly virus can be smuggled out of the lab and land into dangerous hands. A city is put under threat. Akram Sheikh puts down a plan of action. He needs the help of one man. A lethal convict - Rachit (Ajay Devgan). Rachit has a dangerous past. He was the biggest daredevil in the high-tech robberies, which took place in Mumbai. He worked with Ali and Abbas in the past. Rachit is gifted with a body which is capable of such gymnastic stunts that he makes robberies look like a work of art. He was put into solitary confinement. Today he has degenerated almost in to a vegetable. Drugged by doctors because memories of his love Sapna (Neha Dhupia) make him violent. A dangerous journey into the unknown world of dreaded criminals begins. A desperate attempt to save the lives of millions of Mumbaites. It is an epic saga of honour and courage. A fight so that evil dies, lives survive, love survives.