A novelist attends the trial of a woman accused of killing her 15-month-old daughter by abandoning her to the rising tide on a beach in northern France. But as the trial continues, her own family history, doubts, and fears about motherhood are steadily dislodged as the life story of the accused is gradually revealed.
Mathieu owes everything to his friend Vincent : his house, his job, and even his life, ten years ago. With their wives, they are an inseparable quartet, and live the easy life on the French Riviera. But Mathieu discovers Vincent is cheating on his wife.
After she ends up in prison and loses custody of her son, a woman struggles to assimilate outside her former life and remain clean long enough to regain custody of her son.
