デザイアグランプリ最終戦、ラスボス登場。デザシンの称号はケイワ、ネオン、道長が仮面ライダーに変身してラスボスに立ち向かう。
The final boss has appeared, marking the final battle of the Desire Grand Prix. For the title of Deza Shin: Keiwa, Neon, and Michinaga transform into Kamen Riders and make their stand against the final boss.
Após a desqualificação de Ace, Keiwa, Neon e Michinaga lutam para vencer o torneio "Conspiracy" e potencialmente se tornarem a nova "Deidade do Desejo".
