Lord of the Fire Emblethree houses ( Male Reader X fireemblemthreehouses X LOTR)

In fodlan this land was used to be the land of dwarfs, elves, orcs, and other fairytale creatures. Over years fodlan was then taken by humans and how they became the three kingdoms. From the East the Leicester Alliance a dark power dwells and legions of orcs and other dark creatures spread the land. The three kingdoms are in danger but others creatures in the light reveals themselves to fight the monsters of Sauron. Will Fódlan survive the dark age or will the land be in Sauron's hand.