The story is about Vivian Parker, a glamorous film actress who meets Louis at a film festival. On a whim, she gives him her phone number and they wind up in a passioniate and destructive love affair.
In one interview, with Brightlightsfilm.com (click the link to read the whole thing), she explains that the film is "going to be in English, but not like the French directors who want to make an American film... I'm going to make the film in France. Only the beginning will be set in Toronto. I want Niagara Falls. But otherwise, I want to be in my country, in my home, to make a film. Artisanal again." She also talks about the film in this interview with Telegraph.co.uk.
They're looking for a 2009 release.