He does prefer the slow build. He can be lightning fast when picking a partner for the night, but when his mood is good and his reasons for seeking companionship are about connection and enjoyment, rather than and outlet for the poison of emotions inside him, he wants it to be slow simply to make it last. Because his feeling of connection will end when the physical part of it is over. At least, that has been the case for most of his partnerships.

When her hands move to explore him, his clothes fade away. He'll keep his trousers on for now, just for the sake of enjoying the tease of having her rub against him, and being able to press up to meet her movements, but in a way that's restrained and controlled, but she can have free access to the cool, too smooth skin of his upper body.