"That's it for today, class. Chapter seven next week. There are some difficult concepts, so read it carefully," she admonishes, tidying up her notes at the lectern, as the students begin leaving. When she hears the last door click shut, she looks up at the young woman sitting in the middle of the half-lit lecture hall, shifting in her seat, face flushed, hands clutching at the chair arms.

"You did well today, Rebecca," she concedes, flicking the vibrator remote from low to high. "You may cum now."