Blackmailing your boss is maybe not the wisest thing to do, but you are a desperate man. A desperate, horny man. And she looks so good in those glasses and that dress. She is a super hotty, your dean. The video you have found about her screwing some guy will convince her to bend to your naughty wishes, and fulfill all of your dirty fantasies. At the end, it's not blackmail, because she loves it so much.