Lafiel would have moaned, if she could - but her mouth being occupied pretty much meant that the only way she could show encouragement would be to buck harder and faster against Kanae.  And it wasn't like the elf complained when she was forced face-first into Ashley's crotch - inbetween licks she was spilling secrets.  Firmly planted into Ashley's groin, Lafiel fastened her mouth onto the little bulge and started to suck on it for all it was worth.