The world of The Power is our world, but for one twist of nature. Suddenly teenage girls develop the power to electrocute people at will. Following remarkable characters from London to Seattle, Nigeria to Eastern Europe, the Power evolves from a tingle in teenagers’ collarbones to a complete reversal of power balance.

Father Gabriele Amorth, Chief Exorcist of the Vatican, investigates a young boy's terrifying possession and ends up uncovering a centuries-old conspiracy the Vatican has desperately tried to keep hidden.