Persona: the Strongest Knight Build

I accidentally became the 19th Kamen Rider build in Heisei Full bottles with different properties can produce different forms, And my build inherited the Showa, Heisei, and Reiwa Kamen Rider bottles. In this case, I can transform into a legendary Kamen Rider Then "Then, let's start my experiment! Kamen Rider build" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.