When Sora Naegino solidifies her position as Kaleido Stage's premier performer, she bears witness to the emergence of a new luminary; Rosetta Passel is selected to head the upcoming production. Yet, as rehearsals progress, Rosetta encounters obstacles that provoke her to question both her own competencies and where she fits into the Kaleido Stage family. Concurrently, Fool must confront his own demons from bygone trials.