Basketball prodigy Zhong Da Hai suddenly turned into a girl following an accident. Despite this, he hasn't forgotten his dream and accidentally joins the basketball team as a cheerleader. To hide her identity, she must act a certain way around her "good brother" Lu Xing Qi, all while dealing with the surveillance of Ye Ran, who was sent by her doctor. The situation was full of comedy! In reality, however, Zhong Da Hai is a girl with a gender dysphoria disorder and has always been mistaken for a boy because of her condition.