He shivers faintly, the fine hairs on the back of his neck standing up, as she begins unbuttoning his shirt--it's every bit as erotic as the first two times she's undressed him. His hands come up to push her loose hair away from her face, to card through it and feel the weight of it, and he lets out a soft moan into their kiss. Being bold enough to take what she wants from him is an incredible turn-on--and right now he's not afraid of it, which makes it intoxicating.