Even after turning 40 years old, Tojima Tanzaburo still seriously wants to be a Kamen Rider. Just when it seems like his dream may never come true, he gets caught up in a series of infamous Shocker-inspired robberies... Shibata Yokusaru, the author of Air Master and 81 Diver, presents a story about adults who love Kamen Rider a little too much, and start playing pretend... for real!