The Holy Grail of Eris

Name: The Holy Grail of Eris
Genre: Animation, Mystery, Sci-Fi & Fantasy
Rating: 7.429
Cast: Kana Ichinose, Sayumi Suzushiro, Yohei Azakami, Mao Ichimichi, Maaya Uchida

TV Show

First Air Date: January 8, 2026

Last Air Date: February 12, 2026

Genre: Animation, Mystery, Sci-Fi & Fantasy

Seasons: 1

Episodes: 12

Rating: ⭐ 7.4/10

Cast: Kana Ichinose, Sayumi Suzushiro, Yohei Azakami, Mao Ichimichi, Maaya Uchida

Network: MBS, TBS, CBC, Tulip Television, SBC, BSN, tys, NBC, HBC, RKK, i-Television, SBS, IBC, BSS, MRO, OBS, TUF, RSK, TUY, tbc, RKB, KUTV, RBC, UTY, RCC, MRT, ATV, MBC

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.