He suspected the existence of parallel worlds, but never thought that he would personally end up in another world. A world where the power of the Emperor of the Russian Empire has been preserved, where there is an aristocracy with its intrigues, and where a global catastrophe occurred, which brought him here. And everything would be fine, but the laws of parallel space are such that the body of a thirty-five-year-old man turned into a thirteen-year-old boy, retaining everything knowledge and one skill that is extremely rare in this world.