How to Properly Capture the Crown Prince?

Gu Yun had crossed over. He found himself in an unfamiliar dynasty and, due to various circumstances, was facing the dire prospect of starving to death. To survive, he deceived a man he had just fished out of the water—who had mistaken him for a woman and lost his memory—by claiming to be his wife, thus making the man work to support him. The man believed him and toiled diligently. Gu Yun was inwardly delighted, but just then, a group of people showed up, respectfully addressing the man as: Crown Prince. Gu Yun: "..." Gu Yun was taken into the palace by the Crown Prince, conferred as a secondary consort, and lived a life free from want. Yet, he felt no joy at all. Although the Crown P...