Disordered world states, direct sunlight from five constant stars, and a completely unknown world nature.
Under such circumstances, "investigating outside the city" is no less dangerous than the Knight Regiment's exploration and expedition into the Demon World.
Arrangements for investigators.
Firstly, we must exclude the light-fearing Dark Denizens,
the Ninth Element - [Root of Evil - Kite Raniere] which is stimulated by Strong Light, and the evil forces gathered in the sewers.
Additionally, indispendable relational characters such as Pope, and corresponding Void Mysticism, will remain in the British Library, not leaving the city unless necessary.
At the same time, humans with rich investigative experience and least affected by the environment will serve as the main force for city exterior investigations.
As for the human side, Han Dong need not worry.
