Romi, a Japanese woman living in Paris, works in a karaoke bar. At home in the suburbs, she tends to her paraplegic lover Milou. To pass the time she recounts to him a story alluding to a period they once spent together in Japan. Soon, the mystery of a man named Mr. Ono begins to unsettle everything. Weaving together personal history, anecdotes and myths, the story takes a dark turn.