The first plot of Princess Pearl told the story of Little Swallow and Crape Myrtle. Little Swallow was a curious girl, and Ziwei was a gentle and kind girl. The two of them became good friends. Little Swallow and Yongqi, Xiaojian and Qinger stayed in Yunnan while Ziwei Erkang, Zhihua and Jinsuo stayed in the palace. Little Swallow and Yongqi had experienced many adventures, Xiao Jian and Qinger had also experienced some stories. In the end, Little Swallow and Ziwei found their respective homes in the emperor's edict.