Xiao Dingdang, a boy who loves street dance, felt that he was no longer favored after his parents gave birth to his second sister, leading to a series of misunderstandings with his parents. In order to gain the attention of parents and persist in his dream of street dance, XiaoDingdang collaborated with several of his friends to plan a series of absurd pranks such as kidnapping and running away, but as a result, he fell into a real crisis.