"The New Girlfriend" is a French psychological thriller film directed by François Ozon. The story revolves around Claire, who is mourning the death of her best friend, Laura. After attending Laura's funeral, Claire discovers unexpected secrets about her friend's life and relationships. As Claire navigates her grief, she becomes entangled with Laura's husband, David, who reveals a surprising side of himself. The film explores themes of identity, love, and betrayal, leading to a dramatic and thought-provoking conclusion that challenges societal norms and expectations.