Velma Dinkley loves experimenting and the pursuit of knowledge. That's why she tried out this new potion she created. One dash of monster pheromone and a squirt of human semen! But she had no idea what the effects were going to be on her body. Watch and discover it together. But don't forget to take notes! TAGS: bbw, cosplay, futa, strap on, toys, nerdy, role play