Reincarnated and Become King

Arga moved from Earth to another world, he thought he would live a normal life but in reality, the new world he was in was swallowed up by a black hole that appeared in the sky, since then a life he never expected to happen, the world of the kingdom with whom the strong he reigns. Plus the elements of magic and all kinds of magic that he could only find in novels, all of which he could find in the new world, especially when he became a noble he became more mentally aware that the modern world couldn't be used in a world that had slaves as a matter of course. Studying, fighting and war now is something Arga has to do, to make his life safe...it's just that his life story is not destined to be smooth, a former lover who becomes a rival, a greedy noble, a world full of power, plus all the mysteries that exist waiting for Arga to make him fail, in the end where will Arga survive???.