Katy strained against the ropess that bound her, but it was the curse burning in her veins that tried to escape the bonds and not her free will.
Seeing her captors' member being transformed into a furry dogs' member was all that filled her mind by now and the rush of her own transformation came nearer every passing second.
"What the hell," Lucas wimpered and touched his transformed penis, stroking it slightly out of curiousnes.
Slowly the massive red rod grew out of the sheath and Lucas' eyes grew wide at the sight of what was becoming of him.
Katies' eyes fixated on the pulsing cock and her breathing intensified as the human males scent slowly turned into that of a male dog.
Lucas could not stop stroking his dog-cock as the curse took hold in him and sent dark waves of fur all over his body. His teeth grew sharper, his fingernails turned to claws and his ears grew pointed.
Katy growled and howled as her curse-ridden body tried to break her bonds, but it was to no avail. She could only observe Lucas' transformation into a great black and very horny dog.
Lucas' bones shifted and melted and he was soon unable to stand on two legs as all of his body shaped itself into the form of a dark-furred, huge and muscular Rottweiler. His glistening cock was fully grown out of his sheath and his new and highly intensified sense of smell quickly noticed the sexual scents Katies' cursed body was sending out to lure the male dog to her.
Katy whined and continued to break the ropes as her own fur once again grew on her human skin as the dreaded transformation tried to wash away her humanity once again...