The Secrets Of The Lovely Duchess

luclia is a girl who was trapped in the demon archduke's dungeon for seven years and saw ghosts. one day the prison wall collapsed and a man came. “wow! are you a prince?” “sorry, i'm just a duke.” davier, duke of the house of montenfeltro. sure enough, with his temperamental and violent personality, he would take luclia, an unknown girl, as his princess?! “duke, i wonder why you brought her here…” luclia, who has just entered the word with the mysterious duke davier. can two people understand each other and still be happy?