Unexpected Meeting

The world is in chaos

The demon destroy everything on their path

The demon only one purpose is that to find a green hair boy back to the princess because she has fallen in love with him because an unexpected meeting

The remain kingdom join forces to stop the demon and they build an empire and they name it empire riverland

The demon princess will do anything to find him even kill anyone that try to hide him from her

The imperial Knight were teach how to use magic to defeat the demon

*they were in their 20 in this story*