He Is a Knight, and He Becomes a Filial Son of Geed at the Beginning.

Su Ye traveled through time and entered the world of Kamen Rider Decade, but turned on the Ultraman system. "Who are you?" Faced with the question of a group of enemies Su Ye said slowly: "I'm just a passing Ultraman, remember it for me!" Kadoyaji next to him "Why do I feel like I'm living in your shadow?" Su Ye: "This is all your illusion, relax!" But when Su Ye truly transformed into Ultraman "Boss Su Ye, I was wrong, please take back your magical power!" The enemies knelt down and begged for mercy This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.