[Continue for 30sec then get the edge]
She is the lustful in person, the urge to cum inside her awesome cunt is obscuring your mind. Nothing else matter other this orgasm.
TRIPUSSY: MY GOD! I'm cumming prof .... Ahhhh ... your vigorous teaching is making effect... Ohhh
YOU: Also your hard work is bearing fruit... i will raise your vote
She cums and you at once after her is going to cum, but she makes slip out your cock leaving you in an unbearable frustration.
TRIPUSSY: Raise? I want an A+… I think i must do more tasks…