Novelist Betty Fisher enters a dark depression after her young son Joseph dies. Hoping to bring her out of it, her mother Margot arranges to kidnap a boy named Jose to replace the son Betty lost. Although she knows that it's wrong, Betty accepts Jose as her new son. Meanwhile, Jose's mother Carole is searching for her son with help from her boyfriend Francois--and some of his criminal cohorts.
Parallel storylines tell the current state of affairs for two ex-lovers: Nora's a single mother who comes to care for her terminally ill father; holed in up in mental ward, Ismael, a brilliant musician, plots his escape.
Mathilde is nine. Her parents have separated and she lives alone with her mother - a fragile woman on the brink of madness - with whom she shares a unique love story.