Ao no Knights

Located in the Yepetes Peninsula, a large country proud of its 700-year history - the Kingdom of Ortensia. The kingdom's abundant land was coveted by neighboring countries, and it was exposed to the threat of invasion several times. However, the two principalities that served the kingdom, the Duchy of Olivia and the Duchy of Comelia, became the sword and shield of the kingdom, saving the kingdom from the scourge of war over the long years. However, on December 5, 767 in the Holy King Calendar, the Principality of Comelia suddenly raised a rebellion against the Kingdom of Ortensia. The rebellion of the Principality of Comelia and the appearance of monsters during the rebellion ushered in an era of chaos for the Kingdom of Ortancia... In a war-torn world, the knights were trapped in a terrible fate. Beginning with tragedy, the inheritance and battle of destiny begins.