TVOn air
The Detective Is Already Dead 2021– · watch all episodes online
探偵はもう、死んでいる。
- 2021–
- 2 seasons
- 15 episodes
- TV-14
- Comedy
- Mystery
- Romance
S02E04 · Coming Oct 28, 2026
Episodes
12 episodes · 2021
1✓ WatchedAttention Passengers: Is There A Detective on Board? / Commence Adolescent Romantic ComedyKimizuka, a middle-school student, meets the beautiful detective Siesta in the process of thwarting a plane hijacking. As they next investigate a mystery at Kimizuka’s school Culture Festival, Siesta urges Kimizuka to become her sidekick.
2✓ WatchedI Still Remember, After All This TimeKimizuka is approached by Nagisa Natsunagi, a girl with a yearning seemingly inspired by the heart she received in a transplant. When Kimizuka asks Fuubi for help, she takes them to meet an unexpected someone who provides surprising information.
3✓ WatchedThat's Yui-nya QualityA teen idol, Yui Saikawa, enlists Kimizuka and Natsunagi--who has taken up the mantle of legendary detective--to guard a priceless sapphire. In preparing for this, the two realize that more than just a precious jewel is at risk.
4✓ WatchedWhat I See in That EyeOn the night of Yui Saikawa’s big stadium show, Kimizuka and Natsunagi struggle to protect her from a hidden assailant. But the further the two dig into the plot against Saikawa, the clearer it becomes that the teen idol has secrets of her own.
5✓ WatchedThat Was Directed at One Year in the FutureSiesta and Kimizuka investigate a series of murders by someone called Cerberus, who for some sinister reason steals victims’ hearts. As Cerberus eludes Siesta’s pursuit, she comes up with a more desperate tactic, much to Kimizuka’s dismay.
6✓ WatchedCrimson Devil, Ice QueenSiesta takes an extreme risk to stop Hel and her mutated terror-beast, and pays a price for her courage. The outcome halts the fight against SPES, at least temporarily. In the wake of this battle, Kimizuka makes a surprising discovery in an alley.
7✓ WatchedIn Time, You Will Recall this DayWhile Siesta convalesces, Alicia takes on the role of substitute detective and seeks the Eye of Sapphire, with Kimizuka’s assistance. When at last Siesta recovers, recovered, the three celebrate, but this celebration takes an unexpected turn.
8✓ WatchedWith That, We Set out on a Journey Once AgainSiesta has recovered and is eager to press forward with pursuing the serial killer and SPES. Alicia, however, insists on being involved, and as the two clash and sparks fly, the mystery of Alicia's identity comes more sharply into focus.
9✓ WatchedSPESIn an attempt to rescue Alicia, Siesta, Kimizuka, and Char set off to confront Hel and SPES on their home ground. There, they encounter one alarming surprise after another and come to realize that with SPES, nothing is as it seems.
10✓ WatchedSo I Can't Become a DetectiveSaikawa, Natsunagi, and Kimizuka set off on a cruise together, during which Kimizuka unexpectedly encounters a former acquaintance. It turns out that something precious is onboard the ship, something which attracts the wrong sort of attention.
11✓ WatchedA Light in the Midst of HopeFacing off against Chameleon with Natsunagi’s life on the line, Kimizuka finds that he is not alone in this battle, with help coming in unexpected forms. But against this wily foe, Kimizuka’s allies--and his own resilience--are tested to the limits.
12✓ WatchedThose Dizzying Three Years I Spent with YouSiesta, returned in spirit, partners with Kimizuka in a desperate battle against an ever-changing and resilient foe. In the aftermath of this battle, the survivors carry lingering questions and doubts, and must try to find closure amongst themselves.
1✓ WatchedTo See You Once MoreKimihiko and his friends are kidnapped as they go to visit Siesta's grave.
2✓ WatchedA Story of That Day No One KnowsSiesta is gone, but Kimihiko and his friends must uncover a new mystery tied to her legacy.
3✓ WatchedAn Easy Way to Support Your Favorite by Being an Idol ProducerSaikawa comes to Kimizuka and asks him to be her producer.
4Coming Oct 28, 2026What We, the Living, Can Do- 5Coming Nov 4, 2026Episode 5
- 6Coming Nov 11, 2026Episode 6
- 7Coming Nov 18, 2026Episode 7
- 8Coming Nov 25, 2026Episode 8
- 9Coming Dec 2, 2026Episode 9
- 10Coming Dec 9, 2026Episode 10
- 11Coming Dec 16, 2026Episode 11
- 12Coming Dec 23, 2026Episode 12
- 13Coming Dec 30, 2026Episode 13
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Watch The Detective Is Already Dead online free on this page: the official trailer in HD, the player and a page for every episode, with no sign-up and no subscription. The Detective Is Already Dead (2021–, animation, mystery, drama) has 2 seasons and 13 episodes; below you'll find the plot and the voice cast. It is part of our collections: Ongoing Anime — Fall 2026. Episodes can't be downloaded here and there are no torrents — the page is for watching online only.
About the series
After thwarting a hijacking with beautiful, silver-haired detective Siesta, Kimihiko leads a life of globe-trotting and crime-solving—until Siesta dies. A year later, a new case will open old wounds as it threads murder, conspiracy, and his dead partner!
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The Detective Is Already Dead: questions & answers
Where can I watch The Detective Is Already Dead online for free?
Right here: this page has the official The Detective Is Already Dead trailer in HD and the player, free and without sign-up.
Can I download The Detective Is Already Dead for free?
No. The Detective Is Already Dead can't be downloaded from this site and there are no torrent links — the page is for watching online: the trailer and the player.
What is The Detective Is Already Dead about?
After thwarting a hijacking with beautiful, silver-haired detective Siesta, Kimihiko leads a life of globe-trotting and crime-solving—until Siesta dies. A year later, a new case will open old wounds as it threads murder, conspiracy, and his dead partner!
Is The Detective Is Already Dead dubbed or subbed?
That depends on the video: when the player has The Detective Is Already Dead, the audio tracks and subtitles it carries are listed right above it. The original Japanese track is the usual default.
How many seasons and episodes does The Detective Is Already Dead have?
The Detective Is Already Dead has 2 seasons and 13 episodes.
