Nothing

"Very good," she types this into her PC as well. "And the last choice, for your face. You can choose nothing, a ball gag, a VR headset, a motorized dildo that will ejaculate in your mouth, or, err, kissing."

"What was that last one?" you ask, not sure you heard her correctly.

"Kissing," she's turning bright red. "Err, we don't have an attendant for that, so I would be kissing you during the procedure. Umm, if you've made your selection?"