But the number of Magic Guided Books had not changed since the Numelin Era—neither increased nor decreased, so each Magic Guided Book would only be passed on to the next successor after the previous owner had died or retired.
This led to the extremely powerful "Control Profession" among the Invokers being passed down by word of mouth—it enabled them to recreate scenes and terrains, even altering the operation of magic power. However, it was actually rare since very few people truly pursued this path; after all, no one knew for certain if there was a Magic Guided Book meant for themselves.
Since there were several top Invokers of this profession in the second world too, Fang Hong happened to be somewhat knowledgeable about it.
