Unha enfermidade parecida á rabia esténdese polo planeta, transformando a xente en criaturas agresivas. Manel refúxiase na casa co seu gato e usa o seu enxeño para sobrevivir. Pronto terán que saír por comida e buscar lugares seguros na terra e no mar.
Small rocks fall from the sky which, when touched, trigger a latent virus that has always existed in humans and begins mutating them into an alien species. Taking advantage of its hive mentality, the aliens are absolutely dedicated to transforming every human on Earth and do so with alarming swiftness. Only a small group of humans remain who have the medical knowledge to devise antibodies to reverse the effects of the virus.
