Like all the women of Europe, Eva gives her menstrual blood to keep peace in place between humans and vampires. But this injustice must end...

In Brignogan-Plages, thirty-year-old Zoé works with her father, Guy, at his bar "Les Bigorneaux". Since the premature death of her mother, she wears herself out by taking everything into her own hands. One morning, Zoé starts suffering from dizziness and nausea, which disrupt her daily life.