Zichen trembles again for each time Xingchen, his dear Xingchen gives him the attention he needs, with each flick of his tongue, the shape of his lips on places he discovers that sends him an electric thrill.

"You heard and read?" With a soft laugh. "Xingchen, I wonder what kind of books you read and what did you learn? You don't seem to be the type to study this sort of thing. But all right, it does feels good and if you keep going...I'll warn you if I'm coming close and you can stop there if you don't want that."