Fei Fei and the emperor had fun at the village of Ophiuchus that the old lady had taken them to. The people in the village were all very warm-hearted. Their adventure together made their relationship closer, and once they got back to the palace, the emperor promoted Fei Fei to be his personal servant. Fei Fei used her clever wit to trick the emperor into cleaning the manor by himself while she laid down, and enjoyed the emperor's grape and book. (Source: Jenny_ at MyDramaList)