SeriesEnded

The Holy Grail of Eris (2026)

Eris no Seihai

1 season12 episodes★ 6.8 · 327 votes

• Animation
• Drama
• 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.

First aired

January 8, 2026

Last episode

March 26, 2026

Network

MBS, TBS, CBC, Tulip Television

Country of origin

Japan