You're an extremely skilled master with unparalleled skills, no one compares to you in your world, and that's why you got so sick of it that you decided to travel to another planet in another dimension, and to your surprise, you find a strange black moon-like planet called Disasteria where many different races live As you land on the planet, no one seems to look at you, except a strange little girl that was directly staring at you "Salutations, mister! May I be your trainee disciple?"