Superhero: The Mechanic's Secret Identity

Nobody around him suspects that Arthur, the gray-bearded mechanic, is secretly a legendary figure. When the ruthless tycoon Richard almost takes the life of Arthur's grandson, Arthur sets aside his ordinary disguise and steps forward as Phantom, a warlord superhero. Senior defense officials rush to carry out his orders, and even the president hangs on his every word, turning a humble garage worker into a man whose word moves nations.