I feel her thought process was: Sister: 'Well, he's probably going to rape me after I take this off... Better head him off at the pass first.'
And by heading him off at the pass, by giving him amazing head. He couldn't even get up after that.
Aah...
Kh...
Hah-!?G-... God damn it...
Don't get it dirty!If you're going to titfuck me now-W-Wait, damn it...!You're going... to get the shirt even dirtier!
Kuuuhh!?
I-I'm cumming-!!*Lick ❤*