Disclaimer: 

Dark Ages Plague Doctor is not an official Red Hook Studios product or product modification,
 and Red Hook Studios Inc. is not responsible in any way for changes or damages that may 
result from using the mod. Furthermore, “Darkest Dungeon” and the Darkest Dungeon logo are 
trademarks of Red Hook Studios Inc. All content in the game is Copyright Red Hook Studios Inc. 
All rights reserved.

How to Install:
Just unzip the file and drop the "plague_doctor_P" and "plague_doctor_R" folders in the 
C:\Program Files (x86)\Steam\SteamApps\common\DarkestDungeon\heroes\plague_doctor" folder.