Our Last Crusade or The Rise Of A New World x Rengoku Kyojuro Male Reader

The world has two nations that fought for 100 years until now The Nebulis and The Empire

The Nebulis people born there with Astral Star power while The Empire create their weapon to fight The Nebulis each other to the death and war

But This Era A boy with 16 year old name Iska who wants to stop this war and make peace negotiation with The Nebulis

One more boy with 15 year old who looks like a grown man name Y/n but at young age he wants to make this world safe and protected and no war just like Iska

Iska is Apostle Saint Disciple to be the youngest to make it to Saint Disciple title in the History

Y/n is Flame Hashira who creates his own title by the meaning of the warmth to make the world peaceful and happiness Also The First Hashira in this world was only his own to created by himself in the History

Our Last Crusade or The Rise of The New World is not mine created by the manga author