An armoured truck is stripped of its money by four helmeted, leather-suited bikers. Jai (Abhishek Bachchan) , an honest police officer, is entrusted the responsibility of nabbing the culprits. He is soon on the trail of the robbers, a gang headed by Kabir (John Abraham) . Kabir and his gang transform into pizza delivery boys soon after their unholy
performance. Initially daunted by the speed and mannerisms of the gang, Jai ropes in the services of Ali (Uday Chopra) , a happy-go-lucky garage mechanic and a prodigious bike rider. Ali is very different from Jai; while Jai is serious, Ali is flippant, casual. The two donít get along, but they decide to team up and take the robbers to task. From the mean streets of Mumbai, the focus shifts to the beaches of Goa. Can Jai and Ali nab Kabir and his gang?