It is the fall of year 2018, when a time machine appears before the protagonist born in 2000. 

A mysterious girl emerges from the time machine, declaring she is from the year 2068, a hopeless world ruled by a demonic king. 

It is YOU who will become the demonic king of time: Zi-O. 

This is the story of the Kamen Rider who will fight to save the past, present AND future- fighting across time while encountering the past Heisei Riders across the course of history.

Writer: Kento Shimoyama
Director: Ryuta Tasaki
Composer: Toshihiko Sahashi