There's a Black Hole in Me

I was an ordinary sophomore, but I was accidentally selected to be a space black hole volunteer. After three years of training, I followed the Ludu spacecraft to the black hole outside the solar system... After some confusion of consciousness, I actually came to a special world, where everyone is born with their own system, and I have the most mysterious and powerful black hole-level system. Let's see how I can become invincible in this other world This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.