Estinien flinches, just a little, at the creeping fingerd. He can feel his blood pooling lower, a warmth and stiffening that he usually greeted with annoyance and a rushed wank. To start having it in front of another, when he's down to his smallclothes...he supposes this is part of the point but it's still embarassing when a tiny noise emerges from his clenched jaws.