Naomi Yumeno has had the same strange dream since she was young: visions of a shining giant of light battling a giant monster.
With her interest sparked by those dreams, she starts the paranormal phenomena tracking website called "Something Search People" with her friends Jetta Hayami and Shin Matsudo.
One day the trio are on the tail of a unidentified mysterious animal suspected of causing strange meteorological activity. They ignore the warnings of Naomi’s uncle Ittetsu Shibukawa, an officer with the special investigations team VTL, and head towards the center of the strange weather. There they suddenly encounter the Lord Monster of wind, Maga-Basser! Naomi is blasted by the vicious winds but rescued by the vagabond, Gai Kurenai.
By using his Orb Ring to read the power of two previous Ultras, Gai is able to Fusion Up into a warrior of light from a distant galaxy, Ultraman Orb! And thus the curtain rises on a series of intense battles between Ultraman Orb and the Lord Monsters, while behind the scenes, the mysterious Juggler takes hold of his Dark Ring while smiling sinisterly…
(Source: ultra.fandom.com)