The Experiment - Part 3 - 7 (Patreon)

Finally I lay down on the pad in front of him and took his cock into my mouth, sliding my lips up and down its length, my tongue caressing the texture of veins and ridges held hard and engorged by the cock ring. I cupped and tickled the hanging sack of his balls as I bobbed my head up and down. Kevin groaned and trembled more and more.