Able to Travel Freely but Obsessed with Saving the Fallen Heroine

Suddenly he gained the power to travel freely across the world. He could rely on this power to become invincible, but he was held back by the heroine who had lost his footing. Faced with the passionate heroine, he simply could not refuse. Shinji tried to use magic to make Tohsaka Rin surrender, but the protagonist arrived. Fujimaru Ritsuka, who has a strange hobby, uses the Holy Grail to build a strange singularity, and directly grabs the Holy Grail to build his own singularity. Gensokyo faces the invasion of strange humans. Faced with this strange human being, of course I choose to replace him. "..." Why does it feel like Monster Girl is also pretty?