A writer leaves his upper-class life and journeys with a woman claiming to be his sister, and her two friends.

About love and death, between a man and a woman.

Pierre ou, Les ambiguïtés (Pierre or, The Ambiguities) is a 2001 three-part French miniseries created and written by Leos Carax, an alternate, extended version of his 1999 film Pola X ('Pola' is the acronym of 'Pierre ou les ambiguïtés'.). Both entities are based on Herman Melville's 1852 Gothic novel of the same name. A writer leaves his upper-class life and journeys with a woman claiming to be his sister, and her two friends.

In a mental institution the patients see themselves as people like Jesus, Lazarus, Martha, Mary, Adam, Eve, Sonia, Raskolnikov, Aliosha e Ivan Karamasov, a Philosopher, a Profet, Santa Teresa d'Avila, reciting the Divine Comedy.

While three brothers, heirs of a hotel owner, want to restore the glamour of yesteryear to the establishment, a Health Department official tries to find a way to close it down for good.

In Lisbon, French author Paul meets various people from his past who uncover forgotten memories.