Evolto, who has taken in Utsumi from Namba Heavy Industries, has awakened him as Kamen Rider MadRogue! Awakening within Sento has Katsuragi’s memories returned to him once again! Evolto decides to refrain from destroying the Earth immediately as he attempts to complete his human control. Fierce battles are waged against Evolto as the Riders try and develop new forms of technology to use against him. One of these options, is to harness Evolto’s genetic structure hidden within Ryuga’s body… (Source: kamenrider.fandom)