Tracking a mysterious man leaping through the night air of Tokyo, Ryotaro and the Imagins find themselves in November 2008, where the DenLiner is stolen by none other than Kaitou Daiki, Kamen Rider Diend! As Daiki tracks his past self, he faces off with Time Police officer Reiji Kurosaki, aka Kamen Rider G Den-O! Just what is the connection these two men share and who will prevail when the trigger is pulled?!