Cardia has a deadly poison residing in her body, and as a result, gets called a monster by others. One night, she meets a mysterious man calling himself Arséne Lupin, who leads her to Industrial London. From there, she meets various people uncovering the truths and real stories behind the strange people and land, in an attempt to recover her memories and search for her father who holds the keys to her memories in London.

Type: Unknown
Episodes: Unknown
Status: Not yet aired
Aired: 7 Oct 2017 to ?
Producers: Lantis, DAX Production
Licensors: None found, add some
Studios: M.S.C
Source: Visual novel
Genres: Adventure, Romance, Fantasy, Shoujo
Duration: Unknown
Rating: None

Impey Barbicane by Shoutaro Morikubo
Cardia Beckford by Saori Hayami
Victor Frankenstein by Tetsuya Kekihara
Arsene Lupin by Tomoaki Maeno
Saint-Germain by Daisuke Hirakawa
Abraham Van Helsing by Junichi Suwabe

Director: Hideyo Yamamoto (Strike the Blood)
Series Composition: Sayaka Harada (Starmyu)
Scenario Supervision: Joe
Original Character Design: Miko (Moujuutsukai to Ouji-sama Visual Novel)
Character Design: Aya Nakanishi (Lady Jewelpet)
Chief Animation Director: Akiharu Ishii (Prince of Tennis)
Art Director: Tooru Minatani (Cross Fight B-Daman)
Color Design: Yuuko Tsumori ("Bungaku Shoujo" Memoire)
Director of Photography: Tomomi Saitou (New Prince of Tennis OVA vs. Genius10)
Editing: Masayuki Kurosawa (Tsubasa Chronicle)
Music: Ryo Takahashi (ACCA: 13-ku Kansatsu-ka)