"The ranch wasn't fun, huh? But maybe festivals will be less funner?! (Yotsuba's playing opposites, ha-ha!) Yotsuba got uninvited to Fuuka's school for a culr-- a clart-- a cultural festival! And she didn't promise Yotsuba there wouldn't be CAKE! Yotsuba doesn't want a cake as biiiiiig as Jumbo, nope!! You wouldn't either, now would you?! Ohhh! And then, and then! There ISN'T gonna be a great big festival for the whole town to go to! And Yotsuba isn't...

Yotsuba continues her adventures by writing down a schedule so she doesn't forget what she has to do, and learning about the wonders of coffee and having a teddy bear.