All Hail the King (Harem) [Has A Rewrite]

Leo Castle is a boy who has always been a huge fan of medieval knights. So when he and his friends go to a renaissance fair, he feels like a dream comes true especially when he finds a sword in stone like in the legend of King Arthur. However, when he draws the sword, Leo unleashes an great evil who will uses the heroes of Camelot to take over the world. It's up to Leo and a weakened King Arthur to stop this evil before it's too late. The only thing that surprises him is that King Arthur....is a girl.

I don't not own any of the Fate/Grand Order Characters in this Book. I do, however, own my own characters. I hope you guys like this book.