*"Revised Synopsis:"* In the shadowed streets of Lügenberg-a city where humans and demihumans maintain a fragile peace-a renegade detective agency operates outside the law. Here, vampire investigator Arne Neuntöte navigates the uncanny, where violence and truth intertwine. When Lynn Reinweiß, a noblewoman dangerously obsessed with vampires, crosses paths with Arne, the two forge an uneasy alliance. Together, they unravel bloody mysteries lurking in Lügenberg’s hidden corners, where death and deceit lie beneath the city’s gothic façade. With each case, they learn that the truth is far darker than it first appears.

The Case Book of Arne - S01
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Overview:
*"Revised Synopsis:"* In the shadowed streets of Lügenberg-a city where humans and demihumans maintain a fragile peace-a renegade detective agency operates outside the law. Here, vampire investigator Arne Neuntöte navigates the uncanny, where violence and truth intertwine. When Lynn Reinweiß, a noblewoman dangerously obsessed with vampires, crosses paths with Arne, the two forge an uneasy alliance. Together, they unravel bloody mysteries lurking in Lügenberg’s hidden corners, where death and deceit lie beneath the city’s gothic façade. With each case, they learn that the truth is far darker than it first appears.
Aired:Jan 07, 2026
Episodes:12
Networks:Nippon TV
Country: Japan
Seasons (1)
Episodes (12)
1. Those Who Dig Pits for Others Will Fall In Themselves2. There Is Always Sunshine After the Rain3. Misfortune Never Visits Alone4. Those Who Never Gamble Never Win5. One Swallow Does Not a Summer Make!6. Time Will Tell7. Eating Whets the Appetite8. Desire and Love Make All Burdens Lighter9. Not All That Glitters Is Gold10. Different Countries, Different Customs11. Birds of a Feather Flock Together12. All's Well That Ends Well
Characters & Voice Actors

CharacterLouis Hartmann (voice)
Voice ActorMariya Ise

CharacterArne Neuntöte (voice)
Voice ActorKoki Uchiyama

CharacterYoung Arne Neuntöte (voice)
Voice ActorAimi Tanaka

CharacterLynn Reinweiß (voice)
Voice ActorYuka Nukui

CharacterZisye (voice)
Voice ActorYuki Sakakihara

CharacterNachzehrer (voice)
Voice ActorYuuki Shin

CharacterAmy (voice)
Voice ActorYoko Hikasa














