The Day of the Triffids

If the day begins Sunday silence, and you know for sure that today the environment, it means that something is wrong.
Once, evening sometimes, the residents of London watched an unusual phenomenon - the green star rain, who illuminated all the sky. In the next morning, the witnesses of the mysterious phenomenon woke up blindly, and soon it became clear that vision was lost almost all the population of the Earth.
Large changes are coming in the world. Those few who managed to preserve vision receive almost limitless power and access to accumulated humanity resources. But the trouble, as you know, does not come alone - the third force comes into effect: triffids, reasonable predatory plants that can move and hunt people. A complex security system, created to contain very valuable, but extremely dangerous plants, gives a failure, and triffids come out to freedom