Get a Galaxy at the Start

In an accident, Wo Yu was reborn in another world, which had already entered the era of interstellar civilization. Good guy, my father is the minister of the Magical Arms Department of the Wo Star Empire, and my mother is the most beloved little princess of the Golden Dragon Clan. To this, I can only say that my father is awesome! This year, Woyu turned fifteen and came of age. The Interstellar Alliance sent him a New Year's gift. It was a galaxy located within the Interstellar Alliance. Wo Yu can only say that this start has reached its peak...