During the Qing Dynasty, Yifan, a dancer who was famous in the capital, was called to perform in the palace. She met the current prince in the palace. Yifan accidentally discovered that the yellow jade belt worn by the prince was the same as the one left by his savior. Yifan dressed up as a man and went out to play, and met the seventh prince who was also traveling incognito. When life gradually returned to calm, an imperial edict came from the palace, announcing that Yifan would enter the palace. The road ahead is dangerous, everything seems to have clues, but there are no flaws. The surface is calm, but in fact, there is a murderous intention hidden. Is there more than one person who can't see clearly? Finally, the fog in front of you is cleared. Where is the person you are looking for? How to repay kindness; how to deal with resentment; how to explain love; how to eliminate hatred?