In this electrifying thriller, social order collapses as humanity confronts a double catastrophe. The majority of people have been blinded in a freak solar storm leaving them at the mercy of opportunists who still have their sight. Meanwhile the Triffids are evolving and advancing on the towns in search of human prey. In the face of total human annihilation, it is down to a select few to take a stand against mankinds deadliest adversary, a foe with a fatal sting and an unquenchable taste for human flesh.