Serving as a sequel to Kamen Rider Saber × Ghost, Rintaro joins forces with both Makoto Fukami and Kanon Fukami to take down the remnants of Danton's evil forces.

in which Blade seals the Joker, the characters have moved on with their lives: Kenzaki is a garbage man, Mutsuki has graduated high school, and Kotarō has published a book about the Kamen Riders ...