Lin Wan'er was originally a top student in modern archeology and an expert in ancient culture. When she was researching cultural relics, she accidentally traveled through time and became the legitimate daughter of a good-for-nothing in the prime minister's mansion. With the help of modern knowledge and wisdom, she first showed her talents in the prime minister's house and improved her situation. Later, she met the prince Xuanyuan Mo, and their relationship gradually developed. However, there are many obstacles in their relationship, including not only the prime minister's plot, the competition for the crown prince's position, but also the turmoil in the restaurant. However, Lin Wan'er resolved the crises one by one with her wit, counterattacked and showed off her grace at the palace banquet, and successfully settled in a lifelong relationship with Xuanyuan Mo. After their marriage, they experienced the sweetness and crisis of the East Palace years, including investigations triggered by mysterious letters, women disguised as men in border wars, plots by traitors, and struggles with the Shadow Cult. In the end, they put down the rebellion, Xuanyuan Mo ascended the throne, Lin Wan'er became the queen, and ushered in a prosperous age. Since then, they have continued to develop in many aspects such as diplomacy, trade, culture, education, science and technology, and have solved a series of problems such as natural disasters, harem struggles, grievances, and new territory governance. They have also successfully dealt with the destruction of mysterious organizations, expanded overseas trade, achieved scientific and technological breakthroughs, deepened educational reforms, etc., Bringing Xuanyuan Kingdom to the pinnacle of prosperity. The legendary story of Lin Waner has also been passed down among the people forever.