During Prizmmy and Puretty's Prism Show, Kei shows Jun two Pure Prism Stones containing the Pure White Wedding Dress and the Romantic Night Wedding Dress. She reveals to him that Kintaro Asechi chose Yun-su and Chae-kyoung's mother, Myeong-ja, and herself as his muses in order to create Prism Acts, which combine Prism Jumps with acting; however, his pursuit in creating the Grateful Symphonia, the ultimate Prism Act, has corrupted him and caused him to hurt them both...