One day, 30-year old highschool teacher Mizuki is sent a mysterious package with a beautiful little box inside. She opens it, and finds herself in the middle of the forest of fairies. Somehow, the box has caused her to cross over to another world, and now she must find a way to live and be happy here with the help of the forest fairies, who've taken a liking to her. And what's a good way to earn some money? That's right, let's start an apothecary!