My Step-Sister is the Best Wing Man and Tries to help me Cum Part 1. My stepsister Paige is the best, I can always go to her for advice, lately, its been mostly about my girlfriend and our sex life together. I can not ejaculate with my girlfriend like I stay hard but can never cum. Paige gave me some advice that I tried tonight and of course, it did not work. Soon as I got home I went to talk to Paige about it, I told her I was still hard and I really w...