Touto’s Prime Minister, Taizan Himuro was kidnapped by Rogue! Why? The answer is revealed through Soichi who is possessed by Evolto: “Prepare the Evol Driver in exchange for Taizan Himuro’s life.” But just what is the Evol Driver? Sento was confused as well until he finds plans for the design of this Ultimate Driver contained within the research data belonging to his father, Shinobu Katsuragi… (Source: kamenrider.fandom.com)