Time for some honesty, tell the truth.

"L-look, I'm the only male here and if I stay I'm worried..." You trail off a bit not wanting to put any ideas in the air

"Male." The word carries an air of dismissiveness "come now, we're all good futa here." She smiled sweetly "and I'd hate to have to call the police about a disobedience issue so I would suggest you go back to the male section and work on your thighs, they look like then need some work."

You're not going to lie to yourself that little jab at your thighs hurt your ego.