While serving at a dinner party kitchen maid Augustine (Soko (singer)) feels her hands going numb and then has a violent fit that leaves her paralyzed in one eye. Augustine is brought to a hospital where she attracts the attention of Jean-Martin Charcot (Vincent Lindon) after she seizures in front of him. Charcot examines her while she is naked and realizes that she has lost feeling in one side of her body. He pierces her arm with a hot needle but Augustine cannot feel it. He also discovers that despite having matured physically, Augustine has never menstruated.