Between quiet bookshelves in self thrusting dildo, she hikes her skirt and leans against the stacks. Fingers slip under cotton panties, rubbing swollen lips while whispering “Shh… self thrusting dildo”. The danger makes her wetter; she bites back screams of “self thrusting dildo” as she comes standing up, juices running down her thighs in the silent thrill of secret “self thrusting dildo”.