The Holy Grail of Eris poster
TV SERIES

The Holy Grail of Eris

2026 1 seasons ★ 7.4/10
  • Animation
  • Mystery
  • Sci-Fi & Fantasy

Overview

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.

Cast

Kana Ichinose, Sayumi Suzushiro, Yohei Azakami, Mao Ichimichi, Maaya Uchida, Natsuki Hanae, Jun Fukuyama

Seasons

Season 1 poster
12 episodes

Season 1

2026-01-08