Yan Yishu, a seven-year-old fairy who could not bear the loneliness in heaven, secretly descended to earth. The things on campus were interesting, sentimental, sad and hateful. How did her sister protect her from the Jade Emperor and Queen Mother? How to help this fussy little girl? How can yew live in the world? How to defy destiny? How were your parents moved? What will be the result? How do you deal with cold, domineering, gentle, and cute boys? !