Yuina Akagi, a fashion-loving teen in Maebashi City, meets Keroppe, a talking frog who recruits her as a witch apprentice. Transported to a magical flower shop, she joins four girls-Azu, Mai, Kyoka, and Choco-to grant wishes by performing songs. Their first client, high schooler Eiko Zen, finds clarity about her future through their heartfelt musical act.