The Holy Grail of Eris

The Holy Grail of Eris

TV SHOW

2026

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The Holy Grail of Eris

23min

1 SEASON

ENDED

ANIMATION

MYSTERY

SCI-FI & FANTASY

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.

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Original Title

エリスの聖杯

Runtime (Duration)

23min

Release Year

2026

Seasons Available

1

Total Episodes

12

Country

Japan

Official Website

https://eris-seihai.com/

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Casting

Actors

Kana Ichinose

Constance Grail (voice)

Sayumi Suzushiro

Scarlett Castiel (voice)

Yohei Azakami

Randolph Ulster (voices)

Mao Ichimichi

Lily Orlamunde (voice)

Maaya Uchida

Cecilia Adelbide (voice)

Natsuki Hanae

Enrique Adelbide (voice)

Jun Fukuyama

Dominic Harmsworth (voice)

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