It was originally written in the 1970s by for legendary director François Truffaut .

The narrative follows the siblings (played by and Jérémie Elkaïm ) as their childhood affection evolves into an all-consuming, illicit passion. Review: 'Marguerite & Julien,' a Tale of Siblings in Love

The film pays homage to the French New Wave through techniques like , iris-outs , and frozen ensemble scenes. Plot & Themes

Truffaut eventually passed on the project, and it remained unfilmed for forty years until Donzelli adapted and directed it.

The 2015 French film (directed by Valérie Donzelli ) is a stylized, transgressive drama that explores the limits of societal morality through the lens of a "dark fairytale". The Historical Foundation

The film is based on the true story of , the children of the Lord of Tourlaville in 17th-century France. Historically, the siblings were executed in Paris in 1603 for adultery and incest. The Script's "New Wave" Pedigree The screenplay has a unique cinematic history: