Nan Xin, an ordinary freshman girl, traveled through time and space for no reason and became a beloved young lady in the palace. Here she met a completely different life, a kind mother, a gentle teacher, and a domineering yet considerate third brother. Suddenly, she was immersed in sudden happiness. How could there be such a beautiful thing as pie in the sky in the world? When the truth is revealed, will the people in the past still smile like flowers?