Manga The Detective Of Muiella

Kate is a maid in a country where everyone tries not to mess with witches and sorcerers. One fine day, a new servant named Yan arrives at their estate, who immediately seems suspicious to her because of his incredible beauty. As she meets her, she begins to suspect him more and more, besides, some strange events and incidents regularly occur on the estate. The Kingdom urgently needs a detective as his life is on the verge of collapse! Can someone unravel this mysterious story.