

25 minSeason 1 • Episode 24
LatestThe orchestrator behind Lia’s murder explains everything, and all that D’Eon worked for comes to an end.
Paris, 1742. While investigating the murder of his beautiful sister—Lia—D’Eon uncovers an evil which casts shadows in both the palaces of kings and the dark alleys of Europe. It is a dark and strange power—one which allows Lia’s soul to return from beyond and possess her brother in order to avenge her own death.
Writing
Real historical figures woven into occult thriller madness
Production
Lavish 18th century aesthetics with supernatural rot underneath
Trivia, insights & behind the scenes
Loosely inspired by the real Chevalier d'Éon, an 18th century French diplomat who lived as both man and woman—though the anime adds ghosts and magic poetry.
The series was part of Production I.G's 2006 push into darker historical anime alongside Blood+, sharing staff and that signature murky color palette.