Erika stammers to her feet trying to take in what just happened. She suddenly turns stares blankly at her sister’s bathroom door as she hears her sister breathing fast and moaning.
Erika walks slowly over to the door and knocks slowly, “uh…are you alright in there” she asks weakly. The only response she got was a loud moan.
Erika stood frozen outside her sister’s door for several minutes as her mind raced with what could be happening to her sister. Suddenly there was a pause, then you hear your sister start to moan in a erotic manner that stroke Erika dumbfounded.
Erika suddenly notices that something wet has touched her foot. She bent down and touched it with her finger and looked at it before finally tasting it; IT WAS MILK! Erika opened the door to see her sister sitting spray legged on the toilet with a huge pink udder that looked swollen and a steady steam of milk seem to be coming fourth her four teats.
As Erika was taking this in she also notices that Maria’s breasts had also swollen and her nipples had elongated and milk was stunning fourth. Next she saw that her hips legs had grown larger and her feet had turned into black hooves. She also had a cow like face with two small horns protruding from her head.
Maria and Erika didn’t move as they starred at each other intensely. Erika slowly walked over to her sister; she let out a small moan as she moved her hands from her teats. Erika turned her gaze to Maria’s huge udder. She reached out with a hand to touch it just to see if it was real and without thinking she lowered herself to her knees. She rubbed her hands on her udder and in almost a trans like state, she started sucking on her sisters udder.
As Erika sucked on Maria’s udder….