Fate and the Knight: When Kamen Riders Meet the Holy Grail War

When alien insects ravage Fuyuki City and Kamen Riders emerge in a world where they shouldn't exist, the Holy Grail War takes an unprecedented turn. The protagonist's destiny spirals into uncharted territory as two legendary universes collide. As humanity teeters on the brink, heroes must rise from the chaos—but will the fusion of Fate's magic and Rider's power be enough to save the future? A thrilling crossover where anything is possible, and the rules of reality bend like a Lostbelt anomaly.