A female Neuroscience Researcher develops a rare form of melophobia after receiving an unsolicited portable media player loaded with music for testing in her laboratory and experiencing a musical Stendhal Syndrome. Witnessing her colleagues' strangely changing behavior over repeated exposure to the same piece of music, she flees to find shelter from the pervasive sounds of music in her environment and an increasingly frightening world.
On December 23, the holiday season is in full force and the destinies of strangers intertwine: a hardened bachelor wants to find love; a couple expect their first child; a singer returns to the stage after a break; a mother tries to organize the perfect Christmas; a teen carries a big secret; a man struggles with the modern world; and the new manager of a large hotel must prove her worth.
The uneventful middle-class life of Lebanese sisters Houwayda and Joëlle spirals into turmoil after Houwayda announces that she is accompanying Pierre, her Québecker husband, on a sabbatical year in France.