The world is shocked to see news reports showing Cat, Hadya and Darr sabotaging a Nuclear Power Station in southern Spain. A warrant is issued for their arrest. At the Ice Palace, Rughal is delighted that an ambitious new experiment has come to fruition in Mindo's laboratory. As Cat, Hadya and Darr narrowly evade arrest in Seville, they find themselves in a battle to save the local Solar Power Station - which has come under attack from their own clones! But there's something about the clones Mindo has created that neither he, Rughal, nor the 99, could possibly anticipate.