A once-dead vegetarian cowboy is sent back to life to battle a beef-eating villain. Murugan has been reincarnated by the Gods to fight against Rice Plate Reddy. Murugan discovers that Reddy has been reborn as a corrupt capitalist intent on pushing out the vegetarian dosa industry and taking over the world with McDosa meat dishes, he vows to defeat the tyrannical carnivore once and for all. Quick Gun Murugun enters into an epic battle that spans time and space, from a small south Indian village to Swarglok and then finally to the cosmopolitan Mumbai.