In the world of Nexus, Jun Himeya and Ren Chigusa joined forces and defeated one Space Beast after another. The mastermind behind the scenes, Mitsuhiko Ishibori, could no longer sit still and turned his sinister attention to Kazuki Komon's girlfriend, Riko Saida.
He wanted to lead Riko Saida into darkness and turn her into his dark puppet, Faust. She would fight the Nexus forms of Jun Himeya and Ren Chigusa while also forcing Kazuki Komon into an impossible dilemma, preventing him from completing his final transformation.
But Kazuki Komon saw through the scheme in advance. In his moment of desperation, he drew the Evolutionary Trust and transformed into Blue Nexus, shattering Mitsuhiko Ishibori's plot.
Behind the scenes, Mitsuhiko Ishibori was stunned once again and raged helplessly in secret. "Damn it! What the hell is going on? Why are there so many Nexuses? Did I stir up a whole nest of them? Aaaaaah!"
After saving Riko Saida, Kazuki Komon was filled with gratitude toward Scumbag Kakarot. Without the Evolutionary Trust Scumbag Kakarot had given him, he and Riko Saida would probably have ended up on opposing sides.
Kazuki Komon finally understood the meaning of the Evolutionary Trust: protection. Protecting those he loved, protecting the weak, and protecting humanity.
Riko Saida and Kazuki Komon embraced. Having nearly fallen into darkness and been separated from Kazuki Komon forever, Riko Saida made an important decision after her narrow escape.
After a night of tender intimacy, Kazuki Komon went from an innocent virgin to a true man. Gazing at the sleeping Riko Saida, he tightened his grip on the Evolutionary Trust and thought, I will protect all of this.
After his failure, Mitsuhiko Ishibori set his sights on Kaze Saijo. He had noticed that she seemed to hate Ultraman Nexus, so he began manipulating