Kyoko fails to convince Rizumu to stop looking for Kei. During the Pure Premium Wedding Cup, Kyoko tells Aira about her rivalry with Sonata, and how her refusal to learn "Aurora Rising" caused Kei to teach Sonata instead, which damaged her from not mastering it completely. As Kyoko fears Rizumu will have same fate, Aira promises that she will master "Aurora Rising" first to save her...