Whose personality mask's power comes from the heroic spirit?

When a 5kb pixel block appeared on his phone and he received an unknown call, Taichi Naruto thought he had come to a parallel universe of a warrior of light.
But when he went out for a walk and was dragged into the palace, Taichi Naruto finally confirmed the fact that this world is not very serious, and he is not very serious either.
So... Holy Grail! False God! Come out and get beaten!