Wu Yaoxuan, the former top agent, lost everything due to a betrayal and hunkered down in the city and became a deliveryman. Until that rainy night, he rescued Zheng Kexi, the daughter of a wealthy conglomerate who was being hunted, and found that she actually had the same brand of revenge as himself hidden in her body. When two broken souls meet, a reckoning that sweeps the entire city begins. They must join forces, dance on the tip of the knife, and judge all enemies in the darkness.
