Dial 100 is an action mystery drama. The movie follows the story of two cons named Raju and Rana, who kill Seth Din Dayal and steal his diamonds. While running away from the place of crime, a rift arises between the two regarding the diamonds. It is then Raju runs away with diamonds, while Rana continues to chase him. Raju hides the diamond in a singer’s guitar, which then gets stolen again, and continues to pass from one person to another, and brings trouble for everyone who gets hold of the diamonds. Will Raju and Rana finally be able to get hold of diamonds and reclaim them for themselves?