In, out, shake it all about.
I reckon the writer has to ask themselves, other than erotica, what does the sex part itself serve? Personally, if I were doing it, I would focus on what happens post-coitus, but I don't know what your scene involves. It might be completely legitimate if something happens in the middle, or the sex itself triggers a thought, a memory or a realisation.
Since it's been six months since Luxuria asked this question, the pregnancy might be well under way by now...
I reckon the writer has to ask themselves, other than erotica, what does the sex part itself serve? Personally, if I were doing it, I would focus on what happens post-coitus, but I don't know what your scene involves. It might be completely legitimate if something happens in the middle, or the sex itself triggers a thought, a memory or a realisation.
Since it's been six months since Luxuria asked this question, the pregnancy might be well under way by now...