A new evil organization known as Space Shocker, which are led by the magic-using Space Ikadevil and Space Spider Man, threatens the Earth by causing an unknown phenomenon. The Space Sheriffs Gavan type-G and Sharivan are sent to execute all magic-users on Earth in response to the threat and begins to attack Kamen Riders Wizard and Beast. The Space Crime Syndicate Madou, who were once defeated by the original Sharivan return, to cause even more havoc in the world. During this, Yoko finds a mysterious little robot called Psycholon, which Space Shocker and the Madou are after for unknown reasons.
Hell – A place where beings that have committed mortal sins during their lifetime are sent. It is a realm where even Soul Reapers are forbidden to interfere. When a group of vicious Sinners plot to escape from this eternal prison, they discover that Substitute Soul Reaper Ichigo Kurosaki is the key to their freedom.
Edo is a city that was home to the vigor and ambition of samurai across the country. However, following feudal Japan's surrender to powerful aliens known as the "Amanto," those aspirations now seem unachievable. With the once-influential shogunate rebuilt as a puppet government, a new law is passed that promptly prohibits all swords in public.
