Seven years ago, the blood of a loving mother protected a ten-year-old child from an accident; seven years later, the child's art skills saved his father, brother, family and country from danger. Family, friendship and love are entangled in the heart; family affairs, state affairs and world affairs have long and long way to go. When a beautiful young man meets a handsome prince, when a family injustice involves the country and the country, when the two are in love but meet with cold eyes from the world... Let's see how Liang Er and Cheng Feng become a pair of "sun and moon heroes" who dominate the world.