The Holy Grail of Eris

★ 7.3 2026 1 season 12 episodes HD

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.

Watch The Holy Grail of Eris free in the app.

Every season streams free — the whole MovieAro catalog at no cost.

Watch free — get the app
Status Ended · first aired 2026-01-08

Frames

Seasons

Season 1 poster

Season 1

2026 · 12 ep

Cast

More Like This

Slayers poster

Follows the exploits of the young sorceress Lina Inverse, whose life revolves around food, treasure…

Slayers

★ 7.5 1995

Occultic;Nine poster

The "paranormal science" story follows nine idiosyncratic individuals, linked by the "Choujou Kagak…

Occultic;Nine

★ 6.1 2016

Black Clover poster

Asta and Yuno are two orphans who want the same thing: to become the Wizard King. Locked in a frien…

Black Clover

★ 8.5 2017

The Ogre's Bride poster

In a world where humans and ayakashi–supernatural beings–coexist, being chosen as an ayakashi’s bri…

The Ogre's Bride

★ 9.6 2026

Rozen Maiden poster

Jun is a total recluse who won't take a step outside his house and only loves online shopping. When…

Rozen Maiden

★ 7.8 2004