After her father (former Shence Army Cuju coach) died unjustly, Su Wantang, a city girl, was forced to disguise herself as a man and perform as a street performer to make a living. With the help of her family's "Seven Star Steps" ball control skills and the "Thirty-Six Form Breaking Forms" tactics, she fought all the way from the West City Arena to the Pingkangfang Night Competition, not only with " The name "Su Erlang" shocked the Chang'an Cuju circle. In the contest with the young masters of the aristocratic families and the capable soldiers in the army, he broke the ancestral system of "women are not allowed to enter the court". Finally, as the "female ball leader", he led the folk team to defeat the imperial team, clearing his father's wrong and promoting the innovation of Cuju in the Tang Dynasty.