The story takes place after the final episode, but in the alternative world. It's been one month since Ikki had restored his memories after the final battle with his inner demon, Vice, who he disappears. One day, Ikki announces to his family that he and his childhood friend, Ayaka Okatani, are going to get married, which makes the family throw a celebration. Meanwhile, Orteca escapes from prison. Somehow, by using the mysterious driver called the Juteca Driver, and the combined Vistamp of all of the Proto Vistamps called the Juteca Vistamp, transforming into Kamen Rider Juteca. The Siblings rushed to the scene as they faced Orteca. But suddenly, something weird has happened, as a familiar devil, who Ikki knows very well before being forgotten, has been resurrected from the dead. The Catchphrase on the poster says "One Last Battle, As the Devil Returns!" (最後の一戦、魔王復活！Saigo no issen, maō fukkatsu!)

Em um Universo alternativo De Kamen Rider Revice após a série Acompanhe o Novo Rider AG e junto da já existente Kamen Rider Jeanne/Sakura Igarashi em várias sagas desde lutar contra inimigos poderosos em nível divino até torneios e jornadas que ajudem no desenvolvimento

Em 2024, a humanidade é misteriosamente atacada por criaturas chamadas "Fukais", no qual são criadas por sentimentos negativos da humanidade, tristeza, ódio, ganância. Mas, um Garoto com um cinto adquirido pelo destino enfrenta essas criaturas, acabando com o Desespero e Caos colorindo a vida das pessoas. Seu nome é Haruto Iroeashi, e com auxílio do Mix Driver se transforma em Kamen Rider Colorful!