The Holy Grail of Eris — Season 1
12 episodesFirst aired 8 January 2026
E1At the Grand Merillian
6.7Jan 202623m
Constance Grail attends a party only to find her fiancé kissing another woman and herself accused of a crime.
E2An Extraordinary Villainess and an Ordinary Girl
7.0Jan 202623m
The ghostly Scarlett demands that Constance repay her help by avenging her death.
E3Respective Answers and Beginnings
7.0Jan 202623m
Constance and Scarlett follow a tip to a masked ball with a sinister reputation.
E4The Silent Ladies' Tea Party
6.7Jan 202623m
Constance receives a summons from an investigative committee determined to put her on trial.
E5And the Cock Crows to Herald the Dawn
7.0Feb 202623m
Constance's carriage suffers a shocking attack and an even more shocking rescue.
E6The Command of the Goddess
7.0Feb 202623m
Both Constance and Randolph uncover fresh clues, but Lily's last message remains shrouded in mystery.
E7A Banquet of Insectivorous Plants
6.0Feb 202624m
Daeg Gallus contrives to murder Aisha before she can reveal the truth and cast suspicion on Abigail.
E8Lily Orlamunde
6.3Feb 202623m
Constance, Scarlett, and Randolph discover a letter that reveals Lily's struggle and the truth she uncovered.
E9The Holy Grail of Eris
7.3Mar 202623m
Scarlett possesses Constance to confront her own father.
E10For the Future
7.3Mar 202623m
Constance, Scarlett, and Randolph pursue the kidnapped Ulysses and stumble into a shootout.
E11Those Who Defy Fate
6.7Mar 202623m
Constance is jailed on her own testimony and given a sentence of death.
E12The Final Chapter: At the Grand Merillian
7.7Mar 202623m
As the hour of Constance's execution approaches, Scarlett finds a crucial document and Cecilia makes her move.