Modern London. 13-year-old Oksa, who just moved here from France, displays amazing abilities: objects move and light up under her gaze, and boxes she doesn’t touch explode. And then a sign appears on her body... Oksa tells her grandmother Dragomira about this, and she reveals the secret to her. The Pollock family and their friends come from an invisible country located in a parallel universe - Edefia, which many decades ago they were forced to leave, ending up first in Russia and then in France. And Oksa is the Long-awaited One chosen by the fairies, their last hope to return back. Oksa discovers new magical abilities in herself, and many funny magical creatures appear in her environment. It gradually becomes clear that not everyone wishes the girl well. Oksa has to fight for her life and freedom.