Still from The Holy Grail of Eris

Series

The Holy Grail of Eris

2026Animation1 seasonEndedJapanese7.4 global

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.

Story Line

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.

7.4Global · TMDB

Nine-factor breakdown

SHOWING: GLOBAL
Story
7.9
Acting
7.2
Visuals
6.6
Emotion
8.0
Comedy
7.2
Pacing
8.2
Sound
6.8
Directing
7.9
Rewatch
6.9