With Ambassador Hell's defeat, Shocker's Japan division is abandoned. However the Shocker Chief adds the power of Africa's secret organization Geldam and forms the new organization Gel-Shocker.
The cyborg Longhornkid revives the monsters defeated by Rider to begin the "Devil Festival." Through sacrifices, energy is given to Zanjio, Jaguarman, Poison Lizard Man, Hedgehoras and Rhinogang to achieve their resurrection.
Humans, exposed to the Dead Man Gas Birdman Gilgalass breathes out, turn into homicidal maniacs and start killing one another. Making use of this gas, Shocker plots to annihilate all humanity.
Hayato saves Hongo just in time. They capture Hilchameleon and take him to a museum at an amusement park to catch General Black. It's a trap and an army of Gel-Shocker monsters appear.
Colonel Zol executes his Wolf Strategy to make werewolves with the Wolf Virus. In the midst of this, the young girl Kumiko from the Wakakusa Garden orphanage witnesses one of these experimental wolfmen.
Monster Jaguarsman stands in the way of Houngu Takeshi's Grand Prix ambitions and roars of a Jaguar are suddenly heard in a peaceful zoo when operation animal panic put japan into chaos. Kamen Rider #1 makes his return.
Since all of their previous monsters have been defeated by Kamen Rider, Shocker tries to combine all of their strongest traits in a single monster who will be their ultimate assassin. Gebacondor needs the blood of young women to be activated, and so Shocker targets newlyweds.
