Gu Xin, a beauty in the 21st century, was watching a TV series at home, but was dragged by an unknown light to an ancient time where modern history did not exist. I thought I could live a good life, but I had to marry the current prince Li Yangcheng two years later. After an unexpected meeting, the two gradually fell in love with each other, and they fell in love with each other. Will another "amnesia" awaken this red string that has been stretched endlessly again? ? Will the two get married as before? ? What's the ending? ?