She pushes her tongue deep in his asshole, causing him to moan and groan in pleasure.
Arabelle gets a small measure of revenge as she tortures the sensitive dick head, stroking it, gripping it, twisting it long after he has orgasmed, causing him to writhe and twist and scream in agony! Richards pushes her away, telling her to get back to work.
He goes back to her mouth, positioning himself so as to gain maximum access to her wet throat.