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The Holy Grail of Eris
2026 1 season Fantasy · Drama · Anime エリスの聖杯
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The Holy Grail of Eris

Season 1

12 episodes 2026 4 h 37 min 1080p
The Holy Grail of Eris — Season 1

About the series

A disgraced noblewoman's ghost offers a condemned viscount's daughter a way out of execution, in a fantasy anime about betrayal and revenge.

Season premiere
January 8, 2026
Episodes in the season
12
Whole season
4 h 37 min
January 8, 2026 Season fully aired March 26, 2026

Episodes

12 episodes · 4 h 37 min

  1. 8 Jan 2026 The Holy Grail of Eris, season 1, episode 1 — a still from the episode E01

    At the Grand Merillian

    23 min

    Constance Grail attends a party only to find her fiancé kissing another woman and herself accused of a crime.
  2. 15 Jan 2026 The Holy Grail of Eris, season 1, episode 2 — a still from the episode E02

    An Extraordinary Villainess and an Ordinary Girl

    23 min

    The ghostly Scarlett demands that Constance repay her help by avenging her death.
  3. 22 Jan 2026 The Holy Grail of Eris, season 1, episode 3 — a still from the episode E03

    Respective Answers and Beginnings

    23 min

    Constance and Scarlett follow a tip to a masked ball with a sinister reputation.
  4. 29 Jan 2026 The Holy Grail of Eris, season 1, episode 4 — a still from the episode E04

    The Silent Ladies' Tea Party

    23 min

    Constance receives a summons from an investigative committee determined to put her on trial.
  5. 5 Feb 2026 The Holy Grail of Eris, season 1, episode 5 — a still from the episode E05

    And the Cock Crows to Herald the Dawn

    23 min

    Constance's carriage suffers a shocking attack and an even more shocking rescue.
  6. 12 Feb 2026 The Holy Grail of Eris, season 1, episode 6 — a still from the episode E06

    The Command of the Goddess

    23 min

    Both Constance and Randolph uncover fresh clues, but Lily's last message remains shrouded in mystery.
  7. 19 Feb 2026 The Holy Grail of Eris, season 1, episode 7 — a still from the episode E07

    A Banquet of Insectivorous Plants

    24 min

    Daeg Gallus contrives to murder Aisha before she can reveal the truth and cast suspicion on Abigail.
  8. 26 Feb 2026 The Holy Grail of Eris, season 1, episode 8 — a still from the episode E08

    Lily Orlamunde

    23 min

    Constance, Scarlett, and Randolph discover a letter that reveals Lily's struggle and the truth she uncovered.
  9. 5 Mar 2026 The Holy Grail of Eris, season 1, episode 9 — a still from the episode E09

    The Holy Grail of Eris

    23 min

    Scarlett possesses Constance to confront her own father.
  10. 12 Mar 2026 The Holy Grail of Eris, season 1, episode 10 — a still from the episode E10

    For the Future

    23 min

    Constance, Scarlett, and Randolph pursue the kidnapped Ulysses and stumble into a shootout.
  11. 19 Mar 2026 The Holy Grail of Eris, season 1, episode 11 — a still from the episode E11

    Those Who Defy Fate

    23 min

    Constance is jailed on her own testimony and given a sentence of death.
  12. 26 Mar 2026 The Holy Grail of Eris, season 1, episode 12 — a still from the episode E12

    The Final Chapter: At the Grand Merillian

    23 min

    As the hour of Constance's execution approaches, Scarlett finds a crucial document and Cecilia makes her move.