Nick Powell is an excellent high-school student who raises money by selling homework and results of quizzes to his schoolmates. He aims to travel to London for a writer s course - telling his best friend, Pete Egan, that he has already bought the airplane ticket but he has not told to his mother yet. Annie Newton has a problem with Pete, who owes money to her. As events unfold, due to a case of mistaken identity Nick takes a severe beating from Annie and her gang, his body dumped in a sewer. The next morning, he discovers he cannot be seen - he is now a spirit in a state of limbo and can only observe as the events of that day unfold.

Griff, office worker by day, superhero by night, has his world turned upside down when he meets Melody, a beautiful young scientist who shares his passion for the impossible.

Mona Gray is a 20-year-old loner who, as a child, turned to math for salvation after her father became ill. As an adult, Mona now teaches the subject and must help her students through their own crises.

Using state-of-the-art technologies, Richard Hammond goes beyond the limits of the naked eye and explores the hidden secrets of the invisible world around us

Griff, office worker by day, superhero by night, has his world turned upside down when he meets Melody, a beautiful young scientist who shares his passion for the impossible.