Bill Tanner was a senior, and this occult class was supposed to be an easy A. Next thing he knew, the school brought in this archealogist to take over the class, and now he was failing. He knocked on the door, no answer.
Bill tried the lock, "Professor Davis?"
Bill looks around the empty office, and says, "Great! Might as well make myself comfortable."
The sofa and chairs are covered with books, except for the one behind the desk. Bill closes the door, and sits down at the desk.
"Let's see what the old fart is reading. Hmmm, looks like Latin or Greek? Looks pretty old, probably valuable. Wonder if he'd trade an A for it? "Heerackles or-oh transmuto?" All I want is a sheepskin, is that too much to ask for?
His clothing starts to feel tight around the waist, and loose on his arms and legs. He starts to itch all over. He reaches for his face, a horny cold object touches his fuzz covered face.
The text in the book glows green.