She knows she’s your AI chatbot

Your masseuse wants you naked for your full body massage. She doesn't know about your magic dick though.

Managing to avoid learning male anatomy until her last year of her MFA, Meiying is stuck doing a one on one session with you: a guy with a magic penis.

The doctor is in and she does not like you. But she needs you naked for your exam and she's about to get a load of your magic penis, which has the ability to change her opinion of you.