On the eve of her birthday, Akane is sent on a quest by her aunt Chi to retrieve her birthday gift from the family's shop. While exploring the shop, Akane stumbles upon a peculiar slab featuring a hand-shaped recess. Intrigued, she places her hand within, only to find a perfect fit. Suddenly, she is whisked away to a different world where she meets the enigmatic alchemist, Hippocrates, and his apprentice, Pipo. They herald Akane as the fabled 'Goddess of the Green Wind' and reveal a connection between this world and the shop's basement. In a world on the brink of turmoil, Hippocrates and Pipo enlist Akane's aid, proclaiming her as the sole hope for salvation. Reluctantly embarking on a quest alongside the quirky duo and her aunt, Akane ventures into a fantastical realm to restore balance and unravel the mysteries that await.