Those who have died - Hase, Sid, Yoko, Kaito, the Professor and Over Lords - are gathered together by a mysterious being known as Maja, who seeks to take over the world. He brainwashes them to do his bidding. Kamen Rider Maja once was a presence that witnessed the erosion of the Earth brought on by Helheim and Sagara, and now he takes action to claim the Earth for himself. Gaim attempts to rush in to stop Maja, but has his memory and combat ability taken away. He came to Zawame and met with Jonouchi and the others, having forgotten everything. With the invasion of Maja in progress, Gaim has to regain his memory and confront Maja…

Kamen Rider Gaim: Final Stage

Takatora Kureshima (Kamen Rider Zangetsu) visits a former Yggdrasill Corporation experimental project site located in the poverty and conflict stricken Republic of Torukia. He is visiting the site for the first time in 8 years, and is suddenly attacked! Suprised he stumble and falls into a giant hole which leads into an underground city. This underground city is the most dangerous place in the republic, in which many young men are killed defending themselves while trying to survive. These men use Lock Seeds and Drivers to transform into Armored Riders. Due to the fall Takatora has lost his memory. He is helped by the leader of Team Orange Ride. Unbeknownst to them, there are cameras hidden all around the underground city. The ones behind the cameras are responsible for the conflicts in the city. One man in particular is seeking revenge on Takatora for a specific reason...