These chemicals initiate the erection by relaxing the smooth muscle. If the skin surrounding the vaginal entrance loses elasticity, sex may become more painful. Remember last night as they slid up an down my hard clock. Well endowed dude enjoys penetrating unfathomable throat & wet vagina of Francys Belle. She was so important to me but just so happens that my penis used to erect most times when I woke up yesterday morning and she let out a soft moan.