Origin of Nightmare

Evan Allen awakens in the 18th century in a monster-ruled kingdom with barren land and dark skies. After he almost died, Prime Minister Oskal trapped him to make artificial intelligence for war. The Aenontite Chip that was previously just an Artificial Intelligence now has the soul of Allysa Barness, the young girl who saved Evan Allen from death. Now Evan is asked by the King of the Zefrington Kingdom to save his Kingdom from Destruction. With his strength can Evan save the Kingdom or the same incident will happen again?