The film unfolds the story of Vincent (Norman Reedus) who looks for his wife's killer.

In the process, his neighbor Alice (Emmanuelle Béart) decides to invent a culprit, so that he can find revenge.

In the evening, while returning to his home, Vincent Harris (Reedus) passes a taxi coming from his house.

To make Vincent free to open his heart to her, Alice is willing to find the man responsible for his wife's death.

When Alice hails a cab driven by lonely New Yorker Roger Culkin (Keitel), her elaborate plan is slowly set into motion in spite of the ignorance of both men.