A dying pregnant woman made a deal with the angel of hell, so the unformed twins in her belly were taken to hell. The angel of hell buried them in the ground full of dead bones, and used the blood of the dead to water them into shape. However, they also received the favor of light, did not fall directly into darkness, and grew up smoothly in the human world. When they grow up, their challenges really come. First of all, they need to participate in the "Hell Ferryman" competition to officially become living underworld servants. At the same time, they have to maintain their status as ordinary people in the world of the world - "punish evil and promote good", right? Then don't blame us for being "unscrupulous"…