"Mrs. Marble what's happening to yoOOOOOou?!?" shrieked Maria as her face began pushing out into a bovine snout.
"It's not just her MoOOoria! We'll all turning intoOOo coOOws!" said Tess, as her own snout was developing.
The students were all bulking up and involuntarily shedding their clothes. Mrs. Marble had by this point had transitioned almost fully into cowhood and was fighting her brain's foreign new instincts. Those few students who decided to stand up during their transformation found that they could no longer do so, and were thrust downwards to walk on four legs. Bras began to snap off of female students' bodies as their breasts began to explode out into udders.
Tess and Maria, both considerably fat and furry now, turned around to see Jimmy just as human as he had ever been.
"Jimmy! Why aren't yoOOOou changing?" Inquired a perplexed Maria.
Jimmy reveled in the act of taunting his victims: "because I'm the one doing it to you!"
"Why? HoOOOow?" moaned Maria as she shook the tattered remains of her clothes from her cow body.
Jimmy replied: "I can't quite explain how, but you must admit that you all look quite good as cows. Isn't that right Tess?"
"It's truUUUue! I was hoOooot as a huUuman, but I'm just as hoOOot as a coOOow!" lowed Tess, who was clearly being dominated by her cow instincts. Curiously, she, and all the other cattle in the room had retained their human hair on top of their new coats of fur. Tess made a fine heifer even with her bob of blonde hair.
Eventually, Maria, and all the other students who had also resisted the change submitted fully to their new cow brains. The panic subsided and gave way to heat, as the bulls in the room began to seek out new mates from this prime young herd.
Jimmy decided to leave the room, class was certainly no longer in session. He made his way out into the hallway where he ran into...