Ultra Journey: Start with Dragon Rider

[Knight fan fiction + parallel world + time travel + Ultraman Tiga] In the endless universe, there are countless parallel worlds, and each world is a unique story. As for Ultraman Tiga of the Ultra Universe, he can be found in every corner at the intersection of many parallel worlds, leaving his clones in different dimensions. In an accidental time travel, Tiga (the clone) was taken away from the original world by the ripples of time and space and came to the universe of Kamen Rider. Tiga, the super-ancient giant, joins the ranks of the Kamen Riders and fights side by side with other knights...