Hidden Allure of "rika enko"

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