 Set in the turmoil of the disputed Kashmir Valley between 1989 and 1999, the mission actually starts after a series of life-altering events. Sanjay Dutt plays an Indian Muslim police officer, who in the line of duty, accidentally kills a Muslim Kashmiri family. The sole survivor of the clan is the young Altaaf (Hrithik Roshan). The police officer adopts him at his wife s insistence since they both just lost their own son in an accident. When the traumatized boy finds out that the masked man in his nightmares who murdered his familiy is his new stepfather, he flees, swearing revenge. Several years later he has become a grown up deadly fighting machine and time for revenge has come...