It was more annoying than scary later on due the maps being fucking mazes since almost every hallway looked the same.
https://files.catbox.moe/jyzmnn.jpg
https://files.catbox.moe/2gs8uu.jpg
Hell, the worse part is that there is no way to replay sex scenes from the story besides using multiple savefiles.
You get a "special" levels to fuck some female NPCs but eh...