
The Holy Grail of Eris
- 2026
- Ended
- Animation · Mystery · Sci-Fi & Fantasy
- 1 season
- 7.1/10
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.
Latest: Season 1 · 2026
View all seasonsE1. At the Grand Merillian
Jan 8, 2026 · 23m
Constance Grail attends a party only to find her fiancé kissing another woman and herself accused of a crime.
E2. An Extraordinary Villainess and an Ordinary Girl
Jan 15, 2026 · 23m
The ghostly Scarlett demands that Constance repay her help by avenging her death.
E3. Respective Answers and Beginnings
Jan 22, 2026 · 23m
Constance and Scarlett follow a tip to a masked ball with a sinister reputation.
E4. The Silent Ladies' Tea Party
Jan 29, 2026 · 23m
Constance receives a summons from an investigative committee determined to put her on trial.
E5. And the Cock Crows to Herald the Dawn
Feb 5, 2026 · 23m
Constance's carriage suffers a shocking attack and an even more shocking rescue.
E6. The Command of the Goddess
Feb 12, 2026 · 23m
Both Constance and Randolph uncover fresh clues, but Lily's last message remains shrouded in mystery.
+6 more episodes — open all seasons to browse every episode.






























