This is a fan fiction between, professor McGonagall and Hermione granger for the first chapter but might be a smut fic and have more involved from the series i do not own the rights to any of the harry potter franchise.
Professor McGonagall walked up the stairs and said the password to gain entry into the Gryffindor common room this time it was clit, as it was the middle of the summer term no one was there until she heard someone moaning.
She ran up the stairs quickly and then suddenly stopped as she saw miss granger shoving 10 inch dilldo up her ass and the cord of a vibrator coming out of her pussy, she was beginning to get wet at the sight of miss granger she then said " miss granger do you want a hand" Hermione slightly embarrassed replied "umm you want to help me?" professor McGonagall replied why yes dear I have always wanted to to touch those lovely bouncing tits of yours since you began to devolp but lets take this somewhere more private where we can live out each others fantasises shall we?" Hermione replied swiftly " yes professor lets" so as he gathered her clothes together and packed a bag with some odds and ends off they went. When they arrived at the room of requirment it was professor McGonagall who walked past the door and when it opened they both walked inside, Hermione was shocked at some of the stuff in there. THere was a wall of whips and various size toys and the she was promptly told "to do strip show for her"by professor mcgonagall when she trid to protest she was told severley " disobey and you will be punished call me mistress whilst were together in this room. now then my little bitch how about you take care of my pussy like a the filthy whore you are she said so hermione got on her knees and with a flick of her wand her mistress was nude then her head was shoved into her pussy and was told to start licking ad pushed further into her hairless cunt. as hermionie began to lap at her mistress cunt and shoved her tounge down she was pushed away and had bal gag put on with a dildo attached and was told to fuck her ass when she tried to get away she was told by magonall now i have to punish you and was whipped ten times across her own shaved glistening cunt and was dripping down her leg. then she was told fiercly fuck my arse! so she moved her to a angle where she could and then began to fuck her mistress till she came and then magonagall said now im sorted lets reward you and transformed her vagina into cock and fucked hermioine in all her holes with a 12 inch monster