Rex and Saskia, a young couple in love, are on vacation. They stop at a busy service station and Saskia is abducted. After three years and no sign of Saskia, Rex begins receiving letters from the abductor.
A boy obsessed with 50s sci-fi movies about aliens has a recurring dream about a blueprint of some kind, which he draws for his inventor friend. With the help of a third kid, they follow it and build themselves a spaceship. Now what?