C486 Stoichiometric tolerance

If he became like the eunuchs in the palace in the past, being a man and not a man, then what was the use of this Face Fixing Technique if he wanted it? This was the method that he wanted the least. Finally, in the forbidden book, he found a way to completely erase the consciousness of others to make room for his consciousness.

This book did not have a title or the name of its author