Revealing Hidden Desire in masturbating with phone

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