Comments of chapter undefined of Astral Pet Store

First, where is his guard, who was appointed by his master for 100 years? Second, why is he so dumb? Joanna must know the names of those who were in charge of the academy and generally strong people when the kingdom was still intact. Does it bother anyone that the names will be the same as those that are there during their training? It annoys me alone how the author simply ignores common sense? And his stupid questions - "Hmm, it's strange why this or that one seems familiar to me?" And how did he behave in the world of illusion? And this is the best genius that has been chosen in the entire existence of their universe? Then if they are destroyed, the loss will be small)