Xia Liang is a girl who loves roller skating very much, but an accident caused her to be decadent for a long time. Since then, roller skating has become a taboo in this girl's life. In order for Xia Liang to regain her dream, her family sent her to Qingfeng No. 1 Middle School. During school, she unexpectedly met her childhood friend Bai Xuan, met the gentle Qi Lei, the youthful and energetic Yin Lifeng, the enthusiastic and lovely Qi Xiaorui, the quiet and well-behaved girl Li Ya and other friends. While gaining friendship, Xia Liang's knot in her heart was also untied with their help. She stood on the roller skating field again and began her sprint for the championship...