I absolutely love horror porn games, but sadly there really arent many good ones that deliver on the porn or horror. The three I absolutely enjoy are Halls of the Pale Widow, a surprisingly decent and scary game with a hot lady chasing you (im a big fan of sadako-adjacent girls), Seal of...
A few years back I would always choose a male to play as for some asinine reason, but ive come around to playing more female characters.
They tend to have more effort put into them or, at least far more interesting visual/cosmetic options than men most the time, however I always play as a male...
The first porn game that got me hooked on the story rather than rubbing one out was Once in a Lifetime, it got me to give a lot of different games a try. By far my favourites have to be Superhuman, Artemis, and Leap of Faith - that one really had hit me emotionally.