Punirunzu and Airun, who are full of curiosity, live with Yuka, a girl in the fourth grade of elementary school. Today, too, I'm very happy to have Punipuni's "Appunipai" made. Then I heard Yuka's dad screaming. Papa is troubled because he can't think of new bread ideas. Yuka's house is a local bakery. Airun immediately calls her friend Punirunzu and starts coming up with ideas for bread. But it's just funny...