>she uses her Psychic and Ghost type abilities to ensnare your mind
>removing your free will she demands you fuck her hard and thoroughly, drooling on your rock-hard cock as lubrication
>as you work the final inches into her velvety soft folds, she tells you to reach into the front pocket of your bag and take the item out
>she begins to wriggle enthusiastically on your lap, sending waves upon waves for glorious pleasure through you and tells you to use the Fire stone on her
>the sensations intensify as her body reacts to the radiation, shifting and changining around you as she grows larger, lither and sleeker
>with a bright flashshe raises her nine tails and announces her evolution to the world, allowing you to slip the final inches into the depths of her new body
>unable to bear the experience any longer, you wrap your hands around her tails, pull her towards you and begin cumming hard into her, growling primally
>"eternity with you as a pet won't be so bad"
>your eyes meet hers as she tells you she can't let you off pulling all nine of her tails at once that easy