"Trust me, Ronnie," Maryanne said, mimicking my assurances to her when she was lamenting similar actions from me. "This is going to make it so much better for you."
"Touché Maryanne," Mark bellowed from his chair, laughing heartily. He was stroking his c**k and watching our every movement.
"Do you want big sister to take care of your poor aching c**k?" Maryanne teased.
"f**k yes!" I answered aguishly.
"Say Please," she said but didn't wait for me to reply before sucking my c**k back into her mouth and finishing me off with vigorously enthusiastic stroking and sucking. I unloaded my balls down her throat and collapsed back on the bed completely spent. Maryanne took her time milking every last drop out of me and then cleaning me up with her tongue.
"Damn Sis," I said, when I could talk
