Are you feeling good enough with this if she turn it 100% honest or you are not? I agree that it's a very fine line.
Best of luck Wait, again? I wouldn't approach is so hastily, but to go from an angle of curiosity and hey it might benefit you in some way.
First of all, sex work is real work and full time sex workers have similar days to those of us who clock in and out.
Would you be okay with your girlfriend paying another guy for his nudes and to be into him specifically enough to subscribe to see more of his sexual content? Its a sad choice to make, but own your feeling.
If it's a way for her to get income you cant take that away from her.
Thats pretty heartbreaking, how long were you guys dating for? In the end, you'll have to decide for yourself whether this outweighs all of the good times you've had together or if the good times you've had together weighs more.
And then you figured it out later? She is as of now not the person you thought, therefore will not get treated like the person you thought she was.