Approximately 30 years in the future, mankind will evolve. Joan Aiken finds a way to unlock the hidden Psionic potential within the human mind.
Humans now have the ability most only dreamed of.
With these powers, humans have learned to fly, reach into people's minds and even create fire from thin air. But with every blessing, there is a curse. With no training, these incredible powers can drive a person insane. Those born with the gift must be instructed how to use the powers from birth and those that are stand a better chance at keeping one's sanity. Even with training, the risk of insanity is still high.