On the Guajira peninsula in northern Columbia the old traditions of the indigenous Wayuu still hold sway. As soon as they begin menstruating, young women have to go and spend a year in a simple hut where only a few women are allowed to visit them. Contact with men is taboo. The grandmother is chiefly responsible for preparing the girl for her role as a woman during this period of seclusion. Pili is 12 years old when, for her grandmother's sake, she decides to follow this custom. But does she really know what she is taking on?.