I’m Using My Best Friend’s Sister As A Model For A Sensual Novel, And Apparently She’s The One Who’s Always Writing Me Feedback

I have a secret that I can’t tell anyone. It is that I use my best friend’s sister as a model for a heroine in a sensual novel. If he found out about this, he would surely despise me. But wait a minute. The one who always writes his/her thoughts on my novel is ……. I’ll write my best sensual novel while being fed by my pure but s**tty girlfriend!