There are many sources of adaptation for Anime like Original, Manga, Light Novels, and also RPG Games. A new anime film is going to be released which will be the adaptation of Type-Moon’s PC Game which is known as Mahōtsukai no Yoru: Witch on the Holy Night.
This game is a Visual novel PC game and Ufotable(creator of The Garden of Sinners, Fate/stay night: Heaven’s Feel) is in charge of making this film. The game was first released (or you can say debut) in the market: 12th April 2012.
Cast and Staff of the Mahōtsukai no Yoru: Witch on the Holy Night Film and synopsis of the story below:
It is the late 1980s. Rumours of a witch living inside an old mansion circulate in the city. Unbeknownst to observers, living inside the mansion is an actual witch, Alice Kuonji, a stoic woman and a magus hiding in the present day. Under her tutelage studies Aoko Aozaki, a high school student studying maga craft as the head of the Aozaki family. As magi, the two of them secretly fight any threat that enters their town.
Things start to change when a young man unfamiliar with city life, Soujuurou Shizuki, enters their lives. Slowly, he affects the lives of these two magi. And so their story begins…TV Tropes
The Scenario writer in charge is Kinoko Nasu (known for his work in The Garden of Sinners and Fate). Well, along with the scenario writer of the game, he is also going to write the Mahōtsukai no Yoru: Witch on the Holy Night’s unpublished novel. The graphics are going to be created by Hirokazu Koyama who is an official veteran at Type-Moon.
Source: Anime News Network