"Shhh~ Don't yell... It'll only make this harder~" He rubs his hand in a circular motion, trying to make it pleasurable. (Now this reminds me of a smutshot I wrote on paper ;-;)
Dave leans his head down to Rupert's neck, kissing it gently.
(I've had much practice on writing horny shit, and my descriptiveness is the result. ;-;)