Ambushing is just a time's stuff.

This book, one copy out of this blog, is said to have been on the bookshelf in his library.
Perhaps, he has not yet been fully aware of what the underground is, what the world history is, the whole make-up whether we please or not.
The last breakthrough process now seems to have been set up.
Clealy, it is willed that the underground is to be discovered and to be public for a new open world not yet seen.