PopcorniePick by mood
The Holy Grail of Eris poster

The Holy Grail of Eris (2026)

JapaneseSeries20261 seasonAnimation, Mystery, Sci-Fi & Fantasy★ 7.4/10

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.

Starring
Kana Ichinose, Sayumi Suzushiro, Yohei Azakami
Music
Yoshiaki Dewa, Toru Ishitsuka
First aired
2026-01-08
Status
Ended
Network
MBS, TBS

Open in Popcornie

Where to watch The Holy Grail of Eris in India

CrunchyrollStream

Streaming data from JustWatch. Open in Popcornie for direct links and other countries.

Cast

Kana IchinoseKana IchinoseConstance Grail (voice)
Sayumi SuzushiroSayumi SuzushiroScarlett Castiel (voice)
Yohei AzakamiYohei AzakamiRandolph Ulster (voices)
Mao IchimichiMao IchimichiLily Orlamunde (voice)
Maaya UchidaMaaya UchidaCecilia Adelbide (voice)
Natsuki HanaeNatsuki HanaeEnrique Adelbide (voice)
Jun FukuyamaJun FukuyamaDominic Harmsworth (voice)

If you liked The Holy Grail of Eris

Slayers posterSlayers1995Black Clover posterBlack Clover2017Though I Am an Inept Villainess posterThough I Am an Inept Villainess2026MAO posterMAO2026Occultic;Nine posterOccultic;Nine2016Rozen Maiden posterRozen Maiden2004An Observation Log of My Fiancée Who Calls Herself a Villainess posterAn Observation Log of My Fiancée Who Calls Herself a Villainess2026The Dark History of the Reincarnated Villainess posterThe Dark History of the Reincarnated Villainess2025Fate/stay night posterFate/stay night2006The Most Notorious "Talker" Runs the World's Greatest Clan posterThe Most Notorious "Talker" Runs the World's Greatest Clan2024Onmyoji posterOnmyoji2023The Villager of Level 999 posterThe Villager of Level 9992026