ソルベット王国で、天翔ひびき率いる劇団「天翔座」で舞台公演が行われる。らきは重要な役である妖精の王女役に抜擢された。さらにその衣装のデザインまで任されることに。王女役がふさわしくないのではないかと悩むらきに本物の王女がくれたアドバイスとは？
Raki travels to the Kingdom of Sorbett as part of an entertainment troupe, created by Hibiki from various acting idols. Alicia is holding an event where an old Sorbett fairy tale will be brought to life though Aikatsu. Raki is surprised to learn she'll be playing the part of the Frost Princess, Grace, who saves the day by stopping two Princesses of Flame from arguing. Hibiki also tasks Raki with creating Grace's costume and although she is at first eager, she soon begins to doubt Hibiki's decision. However, after a talk with Alicia, Raki gets the motivation she needs to pull though.
