Aspiring magician Kozuki Mai, a young elementary student, dreams of dazzling audiences in her family's magic show, 'Magicarat.' Despite her tender age and mediocre magic abilities, fate intervenes when she stumbles upon a luminous sphere inhabiting a flying squirrel plush toy. This enchanting encounter bestows upon her a remarkable gift - the ability to transform into the accomplished 18-year-old magician 'Magical Emi.' Embracing this newfound persona, Mai seizes the opportunity to partake in the captivating Magicarat performance. However, she faces a delicate dilemma of concealing her dual identity both from her family and her secret crush, adding a dash of intrigue to her magical pursuits.