Also known as: エリスの聖杯
<b>Eris no Seihai</b> (The Holy Grail of Eris) is a Japanese light novel series written by Kujira Tokiwa and illustrated by Yuunagi (Seventh Heaven). A decade ago, Scarlett Castiel was executed for supposedly trying to poison the prince's lover. In the present, Constance Grail becomes involved with helping the ghost of Scarlett figure out the chain of events that lead to her death, leading both into a massive conspiracy.
It received a manga adaptation illustrated by Momoyama Hinase in 2019 and an anime adaption in 2026.
Characters
Major Characters
- Constance Grail
- Scarlet Castiel
- Randolph Ulster
- Lily Orlamunde
- Cecilia Adelbide
- Enrique Adelbide
- Dominic Hamsworth
Minor Characters
- Abigail O'Brian
- Adolphus Castiel
- Aisha Huxley
- Aldous Clayton
- Alienore Shibola
- Amelia Hobbes
- Audrey (Eris No Seihai)
- Brenda Harris
- Cess (Eris No Seihai)
- Deborah Darkian
- Dylan Bellesford
- Emilia Godwin
- Eularia
- Ernst Adelbide
- Jeorg Gaina
- Kate Lorraine
- Kendall Levine
- Kimberly Smith
- Kyle Hughes
- Lucia O'Brian
- Maximilian Castiel
- Miriam (Eris No Seihai)
- Myleene Reese
- Neil Bronson
- Pamela Francis
- Percival Ethel Grail
- Rebecca (Eris No Seihai)
- Rufus May
- Salvador (Eris No Seihai)
- San (Eris No Seihai)
- Shoshanna
- Ulysses Faris