After being choked to death by a copper coin, she became a demon Jin Ji in the other world

Where do people go after they die? Some say they go to heaven, some go to hell, and some go to the underworld. After Shen Yuelan accidentally choked to death on a copper coin, she came to work in a place called the Coin World, and became a civil servant in the world with special privileges called Yao Jinji. She has to work here for 300 years before she can return to the surface world to reincarnate, but she can't choose anything and has to draw...