At the beginning of the universe, the fateful showdown between Noah and Zaki ended with the giant of light exhausting his source and falling into the star sea. A ray of remnant soul, carrying the power of endless light, fell into the torrent of time and space that devoured the stars, and turned into an abandoned baby, Luo Cheng, who was adopted by Yang Jingrou and spent eighteen years in the ordinary world. The past glory of the universe and ultra missions are all buried in the abyss of memory by time. Until alien monsters invade on a large scale, the earth is in danger, the universe is catastrophic, and the sleeping blood of light awakens. Luo Cheng shed his mortal body and transformed into Ultraman Nexus. He shouldered the responsibility of guardianship with his silver-red body. While growing up in the cruel laws of the star-devouring sky, he pursued the lost memory of Noah. Amidst the craze of alien beasts and interstellar smoke, he guarded the peace of the earth, protected the universe and the stars, and let the light of Ultra shine in this devouring world!
