Here is the full list of all 8 Fap Queen achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
That is some serious willpower.
You ended the game with the Succubus.
That is what you wanted, right? Right?
We all know why you got this.
You ended the game with the Queen, aka. best ending.
Afraid of the Succubus, are we?
That is nice.
...really?