To be honest, while Isaac wasn't some lecher, he was still a normal man. It was impossible for him to have absolutely no reaction to Maxu Kant's enthusiasm, whatever its cause.
So, if she wanted to leave with Isaac, there was no problem with that. He already had so many Servant Demons; one more wouldn't make a difference.
However, her Divine Authority needed to be adjusted. In the long run, the development of the Underground Palace City depended on it. After all, even with the Law-Breaking Swordsmen giving the Wilderness Humans a new path forward, who knew what other strange problems might arise in the future?
The last time the Endless Tower had opened, the humans of this world had still been able to become Extraordinary.
Therefore, a sufficient birth rate was important. An explosive birth rate was extremely important.
