The world's best matchmaker, Wuji, held a marriage festival to find a good man for the world. On that day, Tang Xiaolu accidentally entered the marriage festival. It turned out that Wuji was the man in her spring dream! Unable to control himself, Wuji accidentally revealed Tang Xiaolu's face and promised her a marriage according to the regulations. However, Wuji found that the woman in his arms was the commander of the imperial army who had died three years ago and was also Wuji's fiancée. The successive murders were related to Tang Xiaolu's life experience, which brought about a fatal disaster. As the clues deepened, the truth gradually pointed to the night of regicide three years ago. It turned out that the imperial city had already been puppeted, and the culprit of all this was actually her...