The Holy Grail of Eris (2026)
Synopsis
Betrayed by her fiancé's lover and sentenced to public execution, Constance Grail, a plain viscount's daughter known for her honesty, faces death—until a mysterious voice offers salvation. Scarlett Castiel, a noblewoman long thought dead, may be her only hope. Together, these unlikely allies uncover a dark conspiracy lurking in the heart of high society, where betrayal, secrets, and power collide.
First Air Date: 2026-01-08
Last Air Date: 2026-03-26
Number of Seasons: 1
Number of Episodes: 12
Networks: MBS, TBS, CBC, Tulip Television, SBC, BSN, tys, NBC, HBC, RKK, i-Television, SBS, IBC, BSS, MRO, OBS, TUF, RSK, TUY, tbc, RKB, KUTV, RBC, UTY, RCC, MRT, ATV, MBC
Top Cast
- Kana Ichinose as Constance Grail (voice)
- Sayumi Suzushiro as Scarlett Castiel (voice)
- Yohei Azakami as Randolph Ulster (voices)
- Mao Ichimichi as Lily Orlamunde (voice)
- Maaya Uchida as Cecilia Adelbide (voice)
- Natsuki Hanae as Enrique Adelbide (voice)
- Jun Fukuyama as Dominic Harmsworth (voice)
Seasons
Season 1 (2026)
No overview available for this season.
Episodes:
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Ep. 1: At the Grand Merillian
Constance Grail attends a party only to find her fiancé kissing another woman and herself accused of a crime.
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Ep. 2: An Extraordinary Villainess and an Ordinary Girl
The ghostly Scarlett demands that Constance repay her help by avenging her death.
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Ep. 3: Respective Answers and Beginnings
Constance and Scarlett follow a tip to a masked ball with a sinister reputation.
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Ep. 4: The Silent Ladies' Tea Party
Constance receives a summons from an investigative committee determined to put her on trial.
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Ep. 5: And the Cock Crows to Herald the Dawn
Constance's carriage suffers a shocking attack and an even more shocking rescue.
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Ep. 6: The Command of the Goddess
Both Constance and Randolph uncover fresh clues, but Lily's last message remains shrouded in mystery.
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Ep. 7: A Banquet of Insectivorous Plants
Daeg Gallus contrives to murder Aisha before she can reveal the truth and cast suspicion on Abigail.
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Ep. 8: Lily Orlamunde
Constance, Scarlett, and Randolph discover a letter that reveals Lily's struggle and the truth she uncovered.
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Ep. 9: The Holy Grail of Eris
Scarlett possesses Constance to confront her own father.
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Ep. 10: For the Future
Constance, Scarlett, and Randolph pursue the kidnapped Ulysses and stumble into a shootout.
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Ep. 11: Those Who Defy Fate
Constance is jailed on her own testimony and given a sentence of death.
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Ep. 12: The Final Chapter: At the Grand Merillian
As the hour of Constance's execution approaches, Scarlett finds a crucial document and Cecilia makes her move.
Trailers & Videos
Images & Backdrops
Backdrops
Where to Watch
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