... the tingling in Megans pussy began to fade as she became aware of a strange and wonderful feeling deep inside her womanhood. She could feel the her new tentacle resting inside her, pressing up against the walls of her pussy. She thought about moving it, and gasped as she was nearly overcome with unexpected pleasure. She could feel every tiny movement both from her sensitive pussy walls and from the tentacle, each movement causing two times as much pleasure.
Megan reached slowly down and placed a hand on her cunt, feeling it trough the fabric of her clothes. It felt perfectly normal from the outside while she felt, inside herself, her new organ responding to her thoughts and slowly rubbing against the inside of her cunt. She smiled to herself and thought about what Jennifer had wished, that she could change the size of it to whatever she wanted. Megan gasped in pleasure as she willed her pussy-tentacle to be thicker - feeling it fill her cunt more and more as it thickened inside her.
Megan began to moan in pleasure as she stroked herself from the inside, bulging the tentacle larger until it almost painfully filled her. She began to throb it inside herself, pulsing slightly larger while she stroked the inside of her pussy walls with its dexterous tip, drawing more and more pleasure from it.
She felt Orgasm building inside as she sped up the movement of her tentacle, flexing and throbbing as if she was filled with an impossibly dexterous tongue.
Suddenly she was overcome with pleasure as her orgasm broke, a loud scream of pleasure escaping her lips as she felt herself cum. Her tentacle wriggled with pleasure at the same time, stimulating her to have the best orgasm of her life. The pleasure was so intense that she nearly passed out, and stumbled to her knees...