Jenson Carter was assigned a scrap yard. His wife was about to give birth, and he begged relatives for thirteen yuan, only to be coldly rejected. Others laughed at his scrap metal, but he picked up a wrench. Stalled trucks and rusted tractors started running again under his hands. He earned wages with his craftsmanship, and won back respect. Thirteen yuan once pushed him into a desperate situation, but a wrench allowed him to stand tall.