Fate/Lewd Order

Throughout the Grand Order from the Incineration of Humanity and into the Lostbelts Chaldea has had several adventures. Some of these adventures however, due to various reason, were deemed unfit or inappropriate to keep on the official records of Chaldea. However someone involved in the organization did make and keep records of what exactly happened during these events and is now releasing them out into the world for all to enjoy. What exactly was it that happened during these events? Who was involved in the chaotic events about to be detailed? Guess you'll just have to hop on and find out with the rest of us.

First of all, what gender is the Master of Chaldea?