A documentary filmmaker explores seemingly unrelated paranormal incidents connected by the legend of an ancient demon called the "kagutaba."
The Earth is threatened by the mysterious Space Ironmen brothers, and the Kamen Rider Club goes to the space to avoid them to be awakened. However, an agent of the Alicia Federation, Inga Blink, tries to stop them. Kamen Rider Forze and Meteor fight for the destiny of the Earth and for the friendship of all beings.
After participating to a previous show where they have to bet or be challenged to any kind of competitions, the losing members of the Gaki no Tsukai are selected to spend 24 hours in a setting which they have no knowledge of the theme nor the course of the events. They are exposed to various absurd and crazy situations nonstop for 24 hours and must refrain from laughing. If they do so, hang-men appear and hit the rule breakers with a weapon (the weapon varies every year).
