You remember the events that led to this horrifying predicament: your cruel sister Dahlia lied about you making fun of her futa cock. You recall the rage bubbling up inside as you tried to defend yourself, but it was no use. It was not the first time she got you in trouble for nothing, she enjoys tormenting you. Your mother's fury was unrelenting, she made sure to let you know just how much she disapproved of your actions. “This time you have crossed the line! Do you think our futa bulges are funny, huh? Then you will get exactly that! From now one you are not considered human anymore. You will spend the rest of your life as your sister personal cum dup!" you protested loudly, begging her not to go through with it. You tried to explain that Dahlia lied, but it was to late. Your mother's spell started working, then poof. Your whole futa family never knew you existed. You where viewed by all as cum slave. You woke up smothered by Dahlias cock on her bed. She is gigantic, almost 8 feet tall, dwarfing you tiny twink body By CycloneRed.