Ye Qiqi is an orphan. Although she was adopted by the wealthy Lin Huanzhi, her generous material life cannot satisfy the family love she longs for. The relationship between Qi Qi and her adoptive father is on the verge of rebelliousness. At the same time, because of "Little Demon's Golden Castle", she gets acquainted with Bao Baolan and Yunuo, one is fiery and talented, and the other is as beautiful and gentle as an angel. Although the three girls with very different personalities have never met, they trust and warm each other. They face the gains and losses of family, friendship and love together, and gradually grow up in the pain and sweetness of youth.