Magic Cannon Crossing HP: Hogwarts Magical Revolution

An unexpected dimensional navigation accident threw Takamachi Nanoha, the AAA-level space-time administration mage, and her loyal magic weapon, the Heart of the Rising Sun, into a completely unfamiliar magical world. She fell seriously injured near the shack. Her weak body and technological magical power made her the target of werewolves, and also attracted the rescue of Hogwarts professors. Considered a "dangerous heretic", she entered Hogwarts as an "international exchange student" under the protection of Principal Dumbledore. Calmness is just an appearance: In an ordinary Charms class, her "Floating Circle" almost flipped off the classroom roof. The ancient and mysterious Goblet of Fire actually selected her as the "Fifth Warrior". Facing the fire dragon, her "flying wings" and "binding chains" caused an uproar in the entire wizarding world. Fudge from the Ministry of Magic even regarded her as a huge threat and issued "Education Order No. 24" Against her. When the darkness lurks, Voldemort and his minions sense this powerful force from another world, and the shadow of covet and plunder quietly approaches. This is a story about the collision of beliefs: Technological magic vs traditional witchcraft: When the calculation of the Heart of the Rising Sun encounters the chanting of the magic wand, who is the true meaning of magic? The will to protect vs the conspiracy of power: How can Nanoha's pure protective heart shake the bureaucratic Iron Curtain of the Ministry of Magic and Voldemort's reign of terror? Meteor from another world vs. Destined savior: How does the lonely warrior Harry go from doubting to understanding, and finally stands side by side with the "White Devil"? The arrival of Takamachi Nanoha not only brought about a devastating bombardment, but also brought about a war that swept the entire magic...