It seems like you are a new member of AIMS, and you were told by the rampages of the Humageard by the chief of A.I.M.S. You were battling one of the Humanegars, and listen to them. They are strong, but it they were not stopped, they could destroy the world.

You were not unable to move, severely damaged, expecially in your Rider form. The other members also have the same fate as you. The suddenly, Kamen Rider Vulcan (you already know his identity) came and save the day.

"Crush them all!