Krystal is displeased with her grade on the midterm exam and approaches Professor Parker to have it changed. In his office, Krystal uses her physical assets to make her argument for her and attempts to sway the professor's opinion. Before things can get intimate, they are interrupted by his secretary, causing Krystal to hide under the desk to avoid being seen. However, while under the desk, she immediately seizes the opportunity to be naughty and give her professor a juicy blowjob. When the secretary leaves, Krystal is free to pursue all the extra credit Preston can give her.