Anime adaptation [i]Eris’ Holy Grail[/i] starts in January 2026

The fantasy novel series Eris no Seihai (Eris’ Holy Grail) by Tokiwa Kujira is receiving a TV anime adaptation, which will premiere in January 2026 in Japan. At the center is the reserved viscount’s daughter Constance Greigh, who, together with the spirit of the notorious Scarlet Castiel, uncovers dark secrets in a grim fantasy world. A recently released second trailer focuses on the mysterious circumstances of Scarlet’s execution and highlights the thrilling dynamic between the main characters.

The direction is handled by Morita to Junpei, the character design is by Kawaguchi Chie, and the animation is produced by Ash Production. The series is produced by Good Smile Film and DRE Pictures and is based on the DRE Novels by Doricom. The music has not been announced yet. The main cast includes Ichinose Kana as Constance Greigh, Suzushiro Sayumi as Scarlet Castiel, Azakami Yohei as Randolph Alster, and M・A・O as Lily Orlamünde.