On the surface, Cheng Jin, a "little poor" with no knowledge or skills from the countryside, was brought back to the capital by her family to serve as a marriage tool. Everyone was waiting to see her make a fool of herself and laugh at her for being a bumpkin. As everyone knows, she is the world's top hacker, a descendant of the ancient martial arts family, the boss behind a mysterious investment group, and the king of mercenaries who makes the underground world fearful. When she peeled off the disguise layer by layer, all those who despised her fell to their knees. And Lu Heng, the king of hell in Beijing who had made an engagement with her, had already seen through everything, silently handed her the shovel, and gently touched the knife: "Madam, which vest do you want to drop first this time? Let me warm up the hot searches for you."