Xin Yue is an orphan girl who was raised by her grandfather. The grandfather and grandson often practice painting, drink tea and play chess together... They lead a peaceful and uneventful life. One day, Xin Yue and her friend Le Fei went to the Juma River to play. The two decided whether to bungee jump in the form of guessing games. Xin Yue, who lost, stood on the overhang. When she was hesitating to retreat, Le Fei gave her a gentle push. As she fell, her mind went blank and she lost consciousness. When he woke up, it was already the Qing Dynasty more than three hundred years later. She mistook the man in the Ming Yuan Pavilion for the same kind of person who traveled with her, and was the only person related to her in this era. Just because the man had a red mole that seemed familiar to her, what story would happen between him and her. The girl named "Yu Ling" suddenly broke into Ming Yuan Pavilion and kept calling her "Lan Ruo". Where did this come from? After some twists and turns, she realized that she had traveled to "Lan Ruo". After finding out the situation, she followed Yu Ling back to Wanyan Mansion, and the two began a happy time. They often sneaked out of the house to play together. Many stories happened during this period. They each met the person who was imprinted in their hearts, but will things continue as they hope? From the moment they were sent to the palace as beautiful ladies, everything seemed to have quietly changed... Faced with unexpected misunderstandings and grief, how can we minimize the damage? In this emptiness of emotions, who is whose true love? She smiled like a flower: "I will keep this promise to you for the rest of my life..." But she finally said: "Actually, I am just a passerby..." Is life destined to be a sorrow? Where should she go? Can she return to her grandfather and continue the simple and beautiful life she had at that time?