Pierra will be a mother soon. On the 31st of December, she's in the big family house with her mother and sister, waiting for her husband, Paul, and her father Georges she hasn't seen for a long time. Georges, who has been wounded in a mysterious accident, will be back before night, and this seems to trouble Pierra. This world of souvenirs is chasing Pierra, bringing back her childhood to her mind, while she's at the end of her pregnancy. She's more and more disturbed. Strange visions of a shadowy woman increase her fear...