Call Me Sir

Jordan Ruiz thought a harmless hook up with a Russian hottie in a Las Vegas nightclub would have zero consequences.
Color her surprised when she went to her Journalism class and found herself face to face with the guy she'd left sleeping in the hotel room.
What was a girl to do when her every fantasy come to life was also the substitute teacher of her favourite class?
Should she keep her distance and follow the rules or should she do as he asked and follow his rules instead and call him sir?