Arriving in Kaito's homeworld, the World of Diend, Tsukasa found the world in peace and harmony, but with Kaito a wanted man. As Tsukasa assumed the role of a traveling salesman, he met Kamen Riders Larc & Lance as they battled a Darkroach. After destroying the monster, Tsukasa learned that the world's residents kill Kamen Riders. As Tsukasa and company met the head of area management committee, Junichi Kaito, Larc and Lance battled the Darkroaches until they received aid from Diend. Saving them from reinforcements, Tsukasa learned from Haruka and Shin that the world was ruled by the mysterious Fourteen who uses his Roaches to manipulate humans. Cornered by the Bossroach and his Darkroaches, the Kamen Riders battled the Roaches before Lance gone after Diend. While this occured, Yusuke is k