Some do, most don’t. If both are inclined for something more, it’s only fair to pay for the additional services. Some really do seem to love sex, even though we all know it’s still really a job. Many of us are happy to help foster the illusion.
In your case, I support your position but can’t help but wonder if you’re giving mixed signals. In this case, you were only offering services as a masseur but your handle here is “ProudWhore”.