The princess of Dongyi Kingdom, He Wenbaixu, committed suicide on the way to get married. Her soul traveled to modern times, and the modern Jiang Muhui traveled to ancient times. The accidental soul conversion between the two changed their lives. He Wenbaixu, who possessed Jiang Muhui's soul, met the most important person in his life, but was forced to separate in the end. Jiang Muhui, who possessed He Wenbaixu's soul, gradually adapted to the life of modern society from knowing nothing about it, and experienced things that will be unforgettable in his life.,,