Lu Yunyao, a modern junior college student, is troubled by all the unsatisfactory life. Academic setbacks and interpersonal entanglements made her exhausted. While climbing a mountain again, she accidentally fell off a cliff, causing her to fall into the strange world of the Dayan Dynasty. Here, she was penniless, running away in embarrassment, and accidentally ran into Chu Moran's carriage. Chu Moran, a seemingly lazy prince, is actually very sinister and has great ambitions. The fate of the two has been intertwined since then. Lu Yunyao relied on modern wisdom to help Chu Moran avoid danger many times in the power struggle. They gradually fell in love during the adversity, but they felt dissatisfied because of the marriage granted by the princess. In this world full of intrigues and fights, sweetness and cruelty, can Lu Yunyao and Chu Moran break through the obstacles and join hands?