I Was the Grandson of the Emperor in the Wei Dynasty

In his last life, he experienced endless separation, death and betrayal, and was brutally executed ten years later. Those painful memories were deeply etched in his heart. However, fate gave him a chance to come back. In this life, he is determined not to make the same mistakes again. He longed to stand at the top, overlooking all living beings, and no longer be the "second child of a thousand years" who was stepped on by others. He wants to change his own destiny, the destiny of his family, and the destiny of the country. He strategized and became king in ten years. So, he started planning... Alternate historical background.