"... cow girl".
Laura laughed at Annie's joking manner. "I'll let you know when I'll want to be one. Anyways, it has been a long, long day. It's best if we get some rest and sort all this out in the morning. Goodnight everyone!"
They all said goodnight to Laura and they found some place to sleep. Some slept on the floor and some slept on the couch.
Laura was finally comfortable. She was home. She had her friends back, even though they somewhat looked like animals. This was the life. Laura crawled into bed and immediately went to sleep. Finally, some rest...
...but she was completely unaware of what was about to happen.
It was nearly midnight when the changes started. Fur started to sprout all over her body while she gained mess. Two horns grows on Laura's forehead, toghether with a tail snaking it's way above her ass, a tuf of fur the same colour as her hair. Her cute nose and lips pushing out into a bovine muzzle.
Beneath her normal breasts, she gains a second pair while an udder developes on her belly. Her stomach into the four-chambered one of a cow.
The final changes came to her hands and feets: the earlier becoming a three fingered hybrid between human hands hooves, and the latter turning into the commom two toes hooves of a cow.
Laura sleeps completely ignorant of the transformation. The next morning...