Fengyu Zhiren was infected with the Collapse Virus as a child, but his parents died in a fire. For some unknown reason, Fengyu Zhiren survived and gained the power to transform into a Kamen Rider, along with the desire to protect others. However, the unknown Collapse Virus seems to have spread to other people through the internet...
Ten years ago, Emiya Shirou survived a disastrous fire. Afterward, he learned that magi existed and became one himself. After his adoptive father, Emiya Kiritsugu, died, he continued striving toward his dream of becoming “a hero of justice.” Ten years later, he takes part in an unknown Holy Grail War.
They will pursue their own goals, help each other, grow together, and join forces to defeat countless powerful foes, bringing light to the people...
Confronting the “darkness” that seeks to decide the fate of ordinary people, Fengyu Zhiren cries out with determination:
“I'll change everyone's fate!”
