Ivy knows her professor has a crush on her. She sees him watching her waddle, the way he looks at her huge fat ass and she knows he can't get enough of her big, sexy body. She knows he longs to see her fat, soft body outside of her uniform. Why not strike up a deal - Ivy should get extra credit for letting him jerk to her rolls. She slowly strips off her clothes to reveal her huge, heavy belly. She instructs her professor to take off his clothes so she can tell him step by step how she plans to get an A