Miscief 1: Chaos Awakens

Oliver Kaylee and Oliver Carter, are two sisters that get sent back to the year 2009 after they get in the way of Another Den-O. A week later Shocker attacks Carter and Kaylee becomes furious and becomes Kamen Rider Chaos, later Carter becomes Kamen Rider Order and the two of them meet Kadoya Tsukasa and Kaito Daiki, who join them on their adventure.