Having arrived to visit her aunt in Ireland, Nita encounters a strange and obscure phenomenon - the Superposition of Worlds. This plays into the hands of the Lonely Power, the girl’s longtime enemy. But the young sorceress is not going to back down this time either. The terrible power of the Lonely Power can be countered by the magical Treasures owned by Irish wizards. But millennia have done their job: now these objects do not possess that ancient power. And only the soul and the magical properties of the Spear turned out to be the most persistent. But it seems to be lost forever. Trying to return the lost magic to the surviving Treasures, Nita and her friends are preparing for a fight with the Power of Darkness...