根据弗朗西斯·扎姆波尼的小说改编。1995年，陆军退役上校拉乌尔·杜普朗在其巴黎住所被人暗杀，头部中了一弹。办案人员接到匿名人士的一封信，信中宣称：“上校死在圣阿尔诺”。
1957年，在阿尔及利亚东部的圣阿尔诺，年轻的军事法官基·罗西在杜普朗上校的手下办案。他在虐刑拷打和特别权力机构全速开动的机器中变成了刽子手，40年后，杜普朗上校遭到了报应。

In the midst of rehearsals for a new play, amateur dramatics proponents Colin and Kathryn receive the shattering news that their friend George is fatally ill and only has a few months to live.

Marguerite loses her wallet, and it's found by Georges, a seemingly happy head of family. As he looks through the wallet and examines the photos of Marguerite, he finds he's fascinated with her and her life, and soon his curiosity about her becomes an obsession.

From beyond the grave, celebrated playwright Antoine d'Anthac gathers together all his friends who have appeared over the years in his play "Eurydice." These actors watch a recording of the work performed by a young acting company, La Compagnie de la Colombe. Do love, life, death and love after death still have any place on a theater stage? It's up to them to decide. And the surprises have only just begun...