1916: The Western Front. Private Percy Blakeney wakes up, he is lying on fresh spring grass and he can hear birdsong. Where have the mud, blood, and blasted landscape of no-man's-land gone? For that matter, where has Percy gone? 2015: Madison, Wisconsin. Police officer Monica Jansson is exploring the burned-out home of a reclusive scientist who seems to have vanished. Sifting through the wreckage, Jansson find a curious gadget: a box containing some rudimentary wiring, a three-way switch, and a potato ...