Between light and darkness stands Olfa, a Tunisian woman and the mother of four daughters. One day, her two older daughters disappear. To fill in their absence, the filmmaker Kaouther Ben Hania invites professional actresses and invents a unique cinema experience that will lift the veil on Olfa and her daughters' life stories. An intimate journey of hope, rebellion, violence, transmission and sisterhood that will question the very foundations of our societies.

At her father’s request, Coline returns to her childhood bedroom to sort through her belongings. The various objects she finds remind her of childhood memories that stick to her and that she will finally accept to leave behind…

While the Second World War rages, the teenage Mahito, haunted by his mother's tragic death, is relocated from Tokyo to the serene rural home of his new stepmother Natsuko, a woman who bears a striking resemblance to the boy's mother. As he tries to adjust, this strange new world grows even stranger following the appearance of a persistent gray heron, who perplexes and bedevils Mahito, dubbing him the "long-awaited one."