Ayumu Narumi's older brother Kiyotaka, a renowned detective and piano player, disappears all of a sudden. The only clue Narumi has, are the Blade Children. Two years later a row of murders and incidents begin, relating to the Blade Children. Together with school journalist, Hiyono Yuizaki, Narumi tries to figure out their destiny. (Source: Anime News Network)
Episodes
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Spiral: Bond of Reasoning
Spiral: Suiri no Kizuna • スパイラル -推理の絆-
Overview & Storyline
Ayumu Narumi's older brother Kiyotaka, a renowned detective and piano player, disappears all of a sudden. The only clue Narumi has, are the Blade Children. Two years later a row of murders and incidents begin, relating to the Blade Children. Together with school journalist, Hiyono Yuizaki, Narumi tries to figure out their destiny. (Source: Anime News Network)
Episodes Collection
25 AvailableCharacters & Voice Cast
Official Japanese Seiyuu
Ayumu Narumi
MAIN
Hiyono Yuizaki
MAIN
Eyes Rutherford
MAIN
Rio Takeuchi
MAIN
Kousuke Asazuki
MAIN
Kanone Hilbert
SUPPORTING
Ryoko Takamachi
SUPPORTING
Madoka Narumi
SUPPORTINGYou May Also Like
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Frequently Asked Questions about Spiral: Bond of Reasoning
Direct AnswersWhere can I watch Spiral: Bond of Reasoning online for free?
You can stream Spiral: Bond of Reasoning in 1080p Ultra HD on 9-anime.si. We offer fast CDN streaming with both English Subbed and English Dubbed audio tracks, free of popups and account registration.
Does Spiral: Bond of Reasoning have English Dubbed audio?
Yes, English Dub audio is available alongside original Japanese voice audio with high-precision English subtitles. You can toggle audio streams using our multi-server player.
How many episodes does Spiral: Bond of Reasoning have?
Spiral: Bond of Reasoning features 25 complete episodes in high definition.