Ji Yu can travel back and forth while sleeping. When Ji Yu wakes up, she becomes Lin Xixi, the youngest daughter of Haiyu Kingdom elder Lin Mu. She has a modern view of reality, weighs gains and losses every day, and lives with the sense of superiority brought by time travel. It wasn't until a palace banquet that he realized that he was worthless. It was too late to start learning talents from scratch. From then on, he was involved in the complex whirlpool of family and love. A time and space travel began. You have to weigh the joy or sorrow of life by yourself!