Miru became a servant girl in the mansion. According to the introduction of the TV series "Granary in the World", Liu is the maid of Mi Ru's family. She is resourceful and has helped Mi Rucheng save the day many times in the officialdom struggle. Unexpectedly, Mi Rucheng was also a corrupt official and eventually turned into a red candle. "Granary in the World" is a historical drama series of ancient costumes produced by China Television Media Co., Ltd., directed by Wu Ziniu and co-starred by Wang Qingxiang, Du Fu, Nie Yuan, etc.