A young, seemingly stable couple, Alice and Nicolas, are drawn into a dark mystery when Alice becomes obsessed with Nicolas's colleague, who is suffering from a mysterious illness. As Alice's fixation grows, so does Nicolas's unease, leading him to investigate the colleague's strange condition and the unsettling connections between them. The film explores themes of desire, possession, and the fragility of sanity.

Lemming received mixed to positive reviews, with critics often praising its atmospheric tension and the performances of its lead actors, particularly Charlotte Gainsbourg. However, some found the plot to be somewhat opaque or unsatisfying in its resolution.

• Praised for its psychological depth and unsettling atmosphere.
• Charlotte Gainsbourg's performance is frequently highlighted as a standout.
• Some found the narrative's ambiguity to be a weakness.

Google audience: Audiences generally appreciated the film's moody atmosphere and thought-provoking themes, though some expressed confusion regarding the plot's direction and conclusion.

Nominated for the Golden Bear at the 2005 Berlin International Film Festival.

The film's title, 'Lemming,' refers to the small rodent known for its supposed mass migrations and suicides, a metaphor that subtly underscores the film's exploration of herd mentality and destructive impulses.