After losing to the focus club in a paper airplane contest, Mitsuyu's workshop club head orders him to infiltrate the focus club in order to learn how they folded the plane. Once there, however, Mitsuyu finds himself distracted by the club head, Sendai Yamatani...Includes three chapters of the cover series "Fun With Origami" as well as two bonus chapters!Bonus digital-only page and message page included as well!