The Sky Wishes to Clear Up
At first,MC assumed his talent was at lvl 7. Then, in the next few paragraph where the kid was captured, it explained his talent was lvl 1 but from what we have seen now, those the concealment skill, it had to have been at 10. So, how did the kid get his talent level so high even though he didnt have the resources? and this should have been before The four halls. It cost thousands of zombie souls to level up or killing massive amount if zombies or having a high level bunker or via reflection hall. But yet, this kid already leveled his talent so high that he activated the concealment.