The ancestors of the Liu family had a queen due to their virtues, but the wedding was about to take place. The future queen, Liu Hetian, the daughter of the Liu family, escaped without a trace... The fourth son, Liu Heci, offered a plan to exchange the civet cat for the prince, and stuffed the eldest son, Liu Hetan's twin brother Liu Hening, into a sedan chair! This is not a good plan, but what he is betting on is the unknown things about his elder brother five years ago...