In the Kagami household, a palm‑sized Western mirror has been passed down through generations. Akko‑chan learns of its importance, and when she finally receives it from her mother, she cherishes it with all her might. One day, amid a disturbance caused by Taishō and his gang, Akko‑chan accidentally breaks the mirror. She buries the shattered pieces in the backyard. That night, a flash of light awakens her, accompanied by a kind voice belonging to the Queen of the Mirror Kingdom. The Queen thanks Akko‑chan for valuing the mirror and offers her a gift, a magical compact mirror. Whenever Akko‑chan sings the magical words, sh...