Léna and Lili are a pair of identical 14-year-old twins living in an orphanage. The twins are very attached to their mother, and they wait almost endlessly for their mother to visit them so they can spend some time together. But when their mother doesn't even arrive on the twins' birthday, the girls' initial anger slowly turns to despair. They can only think of one explanation: their mother is seriously ill. They come to a crucial decision: they will pull their mother out of the unknown...
