A desolate cemetery under the blazing sun. A man follows a funeral procession, while remembering his curious meeting with a bewitching woman. From their fusional relationship, to his slow descent into madness.

Hélène is a forty-year-old woman who becomes amnesic after a period in a coma. She then discovers that she lives with Nicolas, her husband. A stranger to a life she is supposed to know perfectly, she meets Nelle, a home care assistant, who brings a breath of fresh air into her monotonous life.