After moving to Okayama, Momozaki Koharu encounters a trio calling themselves the "Appare-dan," who claim to be companions of Momotaro!? Due to having 'momo' in her name and carrying kibi dango, Koharu is recognized as Momotaro. Together with everyone from the "Appare-dan," she gets busy protecting the peace of Okayama by going to amusement parks and participating in festivals. ...But they're just playing around!! A laid-back life filled with Okayama references begins♪