And in an attempt to stop Evolto's plan to destroy the earth, he decided to help Kamen Rider Build. He was then exiled to Seito, which is why he became Kamen Rider Rogue working for Seito. He had a conflict with his father, Taizan, and formed Faust.
'Gentoku Himuro, the son of Touto's Prime Minister, lived his life in nepotism.