A new performer dazzles the audience with an incredible dance, sparking rumors about her background and sparking comparisons with the renowned ballerina Seo-jung. The arrival of this mystery dancer stirs tension among the top dancers, especially the famous Lee sisters, Ha-jung and Seo-jung, who have dominated competitions. Seo-jung, always first place, reflects on the rivalry with her twin, who often places second. The episode ends with the competition heating up as the newcomers challenge the established hierarchy, leaving Seo-jung poised for a critical confrontation.