In 2013, Vanessa Springora recounts how she found herself under the influence of a famous writer. In 1986, she was 13; him, almost 50. The victim of a triple predation: sexual, literary, and psychic, there's more beyond her individual story. She questions the excesses of an era, and the complacency of an environment blinded by talent and celebrity.
In the heart of a city, the inhabitants of a tower wake up one morning to find that their building is shrouded in an opaque fog, obstructing doors and windows - a strange dark matter that devours anything that tries to pass through it. Trapped, the residents try to organize themselves, but to ensure their survival they gradually succumb to their most primitive instincts, until they sink into horror...