The Inhumans are a race of genetic anomalies secluded on their island kingdom of Attilan, their mutations are self-inflicted; as a coming-of-age ritual, each Inhuman exposes themselves to the Terrigen Mists that impart unearthly powers - some extraordinary, some monstrous. But now, Attilan is under attack from without and within. Can the Royal Family, led by the mute Black Bolt, repel the foreign invaders who assail their outer defenses, as well as the internal threat of Black Bolt's insane brother, Maximus the Mad?