Darkness has enveloped the United States and the United Kingdom and more trouble is brewing. Max, Angelica, Charlie, Poppy and Kane are the remaining light stuck between the darkness of two approaching evil forces. In the centre of the conflict they struggle to trust each other and survive. Saffron's greed threatens to destroy everyone who stands in her way and all the knowledge and power the witches have gained. Meanwhile, Mathew and the Witchfinders are in hot pursuit. All of them are determined to possess the one thing which will bring them absolute power over Earth.