Professor Knight calls Aria Arial in for office hours with a special request: he needs her assistance with his doctoral thesis on human sexuality. Although Aria is flattered to be asked, she becomes a little reserved when she learns that he is basing his advances on her sexuality—that is, Aria when she has his large dick and balls in her mouth. She can't resist, though, as she tastes and feels that cock in her moist, coed pussy! She is aware of how to succeed!