

Riddle Story of Devil
悪魔のリドル
We checked 8 streaming services in India on 06 Jun 2026 at 12:28 IST
About
The "Class Black," 10th Grade of Myōjō Academy is composed of 12 assassins disguised as students and one target: Haru Ichinose. Fully aware of being the prey, Ichinose vows to survive assassination attempts and graduate from the school alive. One of the assassins, Tokaku Azuma, has started building up feelings for Ichinose and switched side to become her protector. Together they have to face the onslaught from their classmates of 11 assassins.
Cast
Seasons
Episodes
Season 1

The World Is Full of ___
Thirteen students in all in Year 10, Class Black. Twelve assassins, one target. The first to kill the target will get whatever they want. As one of the assassins, Tokaku Azuma joins Class Black and begins to size up the competition.

What Dwells in Your Heart?
All 13 students are now assembled and things are about to get serious. But one of them thinks she can jump the gun and beat everyone to the prize.

What's Red, but Isn't Red?
Tokaku switches sides to Haru, but the game is still on and the first official Class Black assassination attempt is made.

What Comes Suddenly and Never Leaves?
It's three straight days of testing for Class Black. While Haru is intent on passing those tests, another one of the girls is intent on killing her.

How Do You Get a Bird Out of Its Cage?
Class Black prepares to put on a production of "Romeo and Juliet" for the school festival and another assassin tries her luck.

Every Pretty Flower Has Its ___
Class Black puts on "Romeo and Juliet" in front of a student audience, but with so many deaths in the play, maybe one or two will be real.

What Can You Never Outrun?
Another assassin tries her hand, but this one proposes a game with rules that will give Haru and Tokaku a chance to beat her fair and square.

Which Gatekeeper Is the One Who Lies?
The field has been whittled to four assassins. With classes done and a typhoon closing in, Haru and Tokaku are in for a harrowing evening.
Where does Riddle Story of Devil rank today?
Riddle Story of Devil is #3395 on the CineFlixo Daily Streaming Charts today.
- Highest: #3395
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Watch Riddle Story of Devil Online Free — All Episodes in HD
Stream Riddle Story of Devil online free in HD on CineFlixo. A well-rated animation and action & adventure series originally produced in Japonés and released in 2014, it's earned a solid 7.7/10 from 91 viewers worldwide.
About Riddle Story of Devil
The "Class Black," 10th Grade of Myōjō Academy is composed of 12 assassins disguised as students and one target: Haru Ichinose. Fully aware of being the prey, Ichinose vows to survive assassination attempts and graduate from the school alive. One of the assassins, Tokaku Azuma, has started building up feelings for Ichinose and switched side to become her protector. Together they have to face the onslaught from their classmates of 11 assassins. Across 1 season and 12 episodes, originally airing on MBS.
Riddle Story of Devil Cast and Characters
The cast features Ayaka Suwa (as Tokaku Azuma (voice)), Hisako Kanemoto (as Haru Ichinose (voice)), Yoshino Nanjo (as Nio Hashiri (voice)), Azumi Asakura (as Isuke Inukai (voice)), and Mami Uchida (as Hitsugi Kirigaya (voice)). Their performances are a major reason Riddle Story of Devil has built such a passionate audience.
Where to Watch Riddle Story of Devil Online
On CineFlixo you can watch Riddle Story of Devil free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Riddle Story of Devil NowWhy People Are Watching Riddle Story of Devil
There's a reason Riddle Story of Devil keeps showing up on "must-watch" lists. What makes it work is action sequences that don't feel cheap. If you enjoy Japonés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Riddle Story of Devil
Where can I watch Riddle Story of Devil online for free?
You can watch Riddle Story of Devil online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Riddle Story of Devil have?
Riddle Story of Devil has 12 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is Riddle Story of Devil good? What's the rating?
Riddle Story of Devil holds a 7.7/10 rating based on 91 reviews — well above average.
Who is in the cast of Riddle Story of Devil?
The main cast includes Ayaka Suwa, Hisako Kanemoto, Yoshino Nanjo, and Azumi Asakura, plus a strong supporting ensemble.
Is Riddle Story of Devil available in Japonés?
Yes — Riddle Story of Devil was originally produced in Japonés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Riddle Story of Devil released?
Riddle Story of Devil first aired in 2014.
Do I need an account to watch Riddle Story of Devil on CineFlixo?
No. CineFlixo is free and you can watch Riddle Story of Devil without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Riddle Story of Devil, check out Pokémon: Paldean Winds, SPY x FAMILY, The Greatest Demon Lord Is Reborn as a Typical Nobody, SABIKUI BISCO, and Delico's Nursery.
Frequently Asked Questions
Where can I watch Riddle Story of Devil for free?
You can watch Riddle Story of Devil online for free on CineFlixo. All 12 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Riddle Story of Devil have?
Riddle Story of Devil currently has 1 season and a total of 12 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is Riddle Story of Devil about?
The "Class Black," 10th Grade of Myōjō Academy is composed of 12 assassins disguised as students and one target: Haru Ichinose. Fully aware of being the prey, Ichinose vows to survive assassination attempts and graduate from the school alive. One of the assassins, Tokaku Azuma, has started building up feelings for I… It belongs to the Animation, Action & Adventure genres.
In which language is Riddle Story of Devil originally available?
Riddle Story of Devil was originally produced in JA. On CineFlixo the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.
When was Riddle Story of Devil first released?
Riddle Story of Devil first premiered on April 4, 2014 (2014). The series has since concluded its run.
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