Nigel (Hugh Grant) y su mujer Fiona (Kristin Scott-Thomas) son un matrimonio británico de crucero para celebrar su séptimo aniversario de boda. A bordo conocen a la atractiva y deshinibida Mimi (Emmanuelle Seigner) y a su marido Oscar (Peter Coyote), un norteamericano que está inválido en una silla de ruedas. Nigel empieza a sentirse atraído por Mimi, y Oscar, que se da cuenta, le propone que intente seducirla, pero antes le cuenta cómo eran las experiencias sexuales con su mujer antes de sufrir el accidente que lo dejó paralítico.
Sinopsis en inglés:
British couple Fiona (Dame Kristin Scott Thomas) and Nigel (Hugh Grant) are sailing to Istanbul en route to India. They encounter a beautiful French woman, and that night, Nigel meets her while dancing alone in the ship's bar. Later, he meets her crippled American husband Oscar (Peter Coyote), who tells him their story. While living in Paris for several years trying to be a writer, he becomes obsessed with a woman he met by chance on a bus. He tracks her down and they start a steamy love affair. Soon, Oscar finds himself enslaved body and soul by her love, and continues to tell Nigel the details of this relationship in various stages over several visits to Oscar's cabin.