Yep, off the rails, the usual harem-mode descent into "the author doesn't know how to end the story, so just exhaust them with endless repetition" trap.
I am a married, black man in my 40s who loves good food, deep conversations, and reading/writing erotica. There is just something about a sexy story that gets the juices flowing. Since I have no idea what people might find interesting about me, I will steal a bit of the form...