Sickly but optimistic middle school student Nodoka Hanadera has just moved to Sukoyaka City, a place famous for its healthy atmosphere. She immediately befriends two of her classmates: the gentle but athletic Chiyu Sawaizumi, whose family runs a hot spring inn, and the bubbly and fashionable daughter of a vet, Hinata Hiramitsu.Soon after arriving, Nodoka finds an ill puppy in a forest, surrounded by three magical tal...