
S01E01 Prologue: NIGHT ROGUE RISES
Takumi Katsuragi was performing tests on human subjects using the Nebula Gas and it was going well, until his chief officer, Himuro, gets knowledge of what he has been doing and suspends his project. Soon...
The third and final episode of ROGUE, released on Kamen Rider Build Blu-ray Collection 3. Chronologically, this episode is the first ever appearance of Gentoku as Kamen Rider Rogue, before his first televised appearance seven months before in Episode 23 of the Kamen Rider Build TV series.
The dark secrets behind Himuro Gentoku's machinations and eventual redemption...
Three years ago, Gentoku, head of the Touto Institute of Advanced Matter Physics, tries to convince his old friend and Touto Prime Minister aide Koji Hotei that Touto needs to strengthen their military in order to face the threat Hokuto and Seito represent. After Hotei dismisses him, Gentoku is made aware of a certain researcher.