the sword of a cursed king

Story of four kings, one from each continent, A novel about perspectives on wars and politics. First king from southern continent "lucien", A king slowly going mad because of a cursed sword he got which every kingdom was looking for, he feels inferior and soon to be married to another princess who he think he might kill her "accidentally". second king, "soran" from western continent, A jealous and ruthless king who knows his way through politics, he is jealous of lucien as he has everything he wants,"the sword", Lancelot and princess who he loves. third king, "Arthur", A lonely prince for now who is growing feeling lonely and neglected, he is rude and very smart but also a guy with no moral values, he wants to explore the world and learn history alongside with father's attention and the cursed sword. the fourth king,"*******".........from eastern continent, a place which is concealed for the others. read this journey through multiple characters pov, as it unfolds with a huge world and a lore that spans over four ages, each of them having its own era and battles, with Arcanastra having the main power system with gods and divine weapons being involved throughout the story.....