Associated Names: - Adik Kesayangan Grand Duke yang Jahat - Agdang Daegongnim'eui Gwihadigwihan Yeodongsaeng - The Precious Sister of the Villainous Grand Duke - Villain Duke's Precious One - Милая младшая сестра злодея - 恶棍的宝贝妹妹
Status in Country of Origin: - 181 Main Story + 12 Side Story + 6 Special Side Story Chapters (Complete) - 6 Volumes (Complete)
![악당 대공님의 귀하디귀한 여동생 1 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 1]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634857538i/59428053._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 2 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 2]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634857876i/59428072._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 3 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 3]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634857942i/59428076._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 4 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 4]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634857980i/59428077._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 5 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 5]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634858019i/59428078._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 6 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng 6]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1634858068i/59428081._SY180_.jpg)
![악당 대공님의 귀하디귀한 여동생 [Agdang Daegong-nim-eui Gwihadigwihan Yeodongsaeng]](https://i.gr-assets.com/images/S/compressed.photo.goodreads.com/books/1608842943i/56402305._SX120_.jpg)