It is just as well that she is a woman, not a girl - McCoy has a girl of his own, somewhere back in Georgia. He may not get to see her often, but he does love her dearly, and a resemblance here would make a quick end to things.

As it is he's enjoying re-learning the curves of her body, which he learned first in darkness.
"Tell me, darlin'," He drawls softly against the inside of her thighs as he pulls those dratted trousers off, "How is a proper greeting best continued? Wouldn't want to make the same mistake twice, would I?"