Crack the code – or tomorrow is history!

It had happened before. Burnt Mountain, Alaska. Novosibirsk, Siberia. Now it is about to happen to a thriving city. A city with a population of 1.3 million. All of whom will be wiped out in a blink. Unless it can be stopped. Teenagers, Tane Williams and Rebecca Richards, hold the key to stop the destruction. A message from the future. A message that cannot be ignored. Tane and Rebecca must act – and fast. The survival of the human race depends on it.