Responses
http://www.mangago.me/read-manga/little_black_book_vs_blue_blood/
This??? I read this ages ago, its pretty mediocre so dropped it but ig if its your cup of tea
It's not it but I'll read it anyway
It's a manwha where a girl ends up taming the emperor through an nsfw book??? Idk I saw it Inna advertisement but ik I read on here some time before