One day, the protagonist Riku Asakura obtained the Geed Riser and Ultra Capsule, and gained the power to transform into Ultraman Geed through Fusion Rise. At the same time, he also learned that he inherited the genes of Ultraman Belia, the dark giant who fell into evil. As an ordinary young man who grew up on Earth, he learned that he was actually Belia's son. The fate of Ultraman Geed, that is, Riku Asakura, has changed dramatically. A new giant of light! Ultraman Geed is born! Destiny, be prepared. Riku Asakura (played by Tatsuomi Binda), the young man who transformed into Geed, uses the mysterious tool Geed Riser and two Ultra Capsules Fusion Rise that contain the power of Ultraman to transform! Riku is brave and fights evil with all his strength in order to become the "hero" he dreams of. The shocking fact is... Kidd, a human companion, is the son who inherited the genes of the evil Ultraman Belia! ! The red and black color scheme on his body, the pointed eyes, the claw pattern on his chest... Although his appearance is similar to Belia, Kidd is a warrior who desires peace and justice.