Not completely oblivious, at least: she does notice when Sanro glances toward her, and bites her lip bashfully.  There's a naughty little thrill in that moment, of knowing that her teacher is seeing her in such a state, that makes her pause briefly in the middle of slithering out of her tight jeans, looking sheepish.  Then she blinks, and shakes her head a bit, wondering what exactly came over her--she's<em>naked</em>in front of one of the few teachers who<em>doesn't</em>want to hold her back a grade!<strong>Panic!</strong><br/><br/>"Ah!  I'm doing it as fast as I can, sensei...!" Hikari squeaks, possibly loud enough for Matt to hear, and lifts her legs straight up in tandem while pulling insistently on her jeans.  If her previous position was scandalous, this one is downright indecent--with her knees close to her chest and her legs held straight, anyone looking would have an unobstructed view of her smooth mound--and she seems to be struggling with the garment quite a bit.  It looks like she might not be able to get them off quickly enough on her own...