Into Nikki's ear Puny Pervert chapter 5 by dellobenedetto

^{"...Hmm, don't think I've explored too much in there... eheheheh~"}
You clambered up Nikki's horizontal head, reaching her ear and jumping inside. It was thankfully clean inside, with nary a speck of earwax to be seen, although in the past it has been filled up with other 'substances' you provided. Was worth the pleasure, even with how much more careful you had to be being, well, inside your sister's ear. One loud noise and you'd risk her waking up.

You were already feeling stiff, wanting to find a cozy spot to lay against and start working away, but then... then an idea crossed your mind. You had never tried going too deep into Nikki's ear before, or any girl's ears for that matter; the eardrum's the farthest you've gone so far. Perhaps you could change that, and take your voyeurism to the next level...