Ouji to Himegoto is a Manga/Manhwa/Manhua in english language, ROMANCE series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The ace of the female volleyball club, Touka Ayame, is tall and neat and is called "prince". But this prince has a hobby that can't be shared with others...Actually, I like naughty TL (Teen Love) novels! There's one more thing that I can't tell anyone about... I'm a little worried about Asagi-senpai, who is also a member of the library committee... He doesn't call me a prince, he treats me like a girl... He's special. One day, she finds out Asagi-senpai's secret... The author of the TL novel that Ayame likes is Asagi-senpai!? The story of two people with a secret begins.