A mysterious elementary schooler confronts Chio on her morning commute and challenges her... to a butt battle?! And win or lose, nothing can prepare Chio for what Manana's got in store for her next - an intellectual conversation! Unfortunately, all the brainy talk in the world can't make Chio smarter at get-rich-quick schemes... Will Chio let these never-ending trials and tribulations on the road to school cramp her style?!

First published in Japan in 2016 by by Kadokawa Corporation, Tokyo. Reads from right to left.