The Mystic Archives of Dantalian is a Japanese light novel series written by Gakuto Mikumo and illustrated by G-Yuusuke. The series started serialization in Kadokawa Shoten’s light novel magazine The Sneaker on February 29, 2008. A manga adaptation by Chako Abeno started serialization in Kadokawa Shoten’s shōnen manga magazine Shōnen Ace on March 26, 2010. Another manga adaptation by Monaco Sena started serialization in Kadokawa Shoten’s seinen manga magazine Comp Ace on March 26, 2010. A 12-episode anime adaptation by GAINAX aired between July and October, 2011.Hugh Anthony Disward inherits an old mansion and a personal library from his grandfather. In the basement of the mansion, he meets a mysterious girl—Dalian. She is a Dantalian and a gateway to “Dantalian’s bookshelf”, which stores the prohibited books of the demons.