The Case Book of Arne
Louis Hartmann loses his father, a private detective investigating a string of murders, leaving him all alone. Rumor has it that the murders are the work of a Grave-Digger Vampire. Louis isn’t keen on superstitions and vows to catch the culprit himself. That is, until a self-proclaimed detective, Arne Neuntöte, and his assistant, Lynn Reinweiß, appear. A new door is about to open for Louis…
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Louis Hartmann loses his father, a private detective investigating a string of murders, leaving him all alone. Rumor has it that the murders are the work of a Grave-Digger Vampire. Louis isn’t keen on superstitions and vows to catch the culprit himself. That is, until a self-proclaimed detective, Arne Neuntöte, and his assistant, Lynn Reinweiß, appear. A new door is about to open for Louis…
Cast
Mariya Ise, Koki Uchiyama, Aimi Tanaka, Yuka Nukui, Yuki Sakakihara, Yuuki Shin, Yoko Hikasa
The Case Book of Arne is streaming on Crunchyroll. The Case Book of Arne is streaming on Crunchyroll Amazon Channel. Availability last verified February 23, 2026.
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