Jason Anderson is a graduate assistant fast-tracked for success. Years of study and hard work have led to his position as lead graduate assistant on a Nobel-caliber research project - the creation and maintenance of an Einstein-Rosen bridge. But in his efforts to reach the top of his field, he has neglected the needs of his loyal girlfriend, Phoebe Reyes, who leaves him over his lab intercom. Within moments, his world is plunged into chaos as his girl - and his life's work - are both apparently destroyed.From years in the future, someone - or something - has found a way to latch onto the bridge Jason's team has so carefully constructed, turning a harmless, microscopic wormhole into a man-sized tunnel reaching billions of miles through space, and decades through time.It rapidly becomes apparent that Jason, and his fellow assistant Wiley Grant, will have to travel through the rift into their own futures - and Jason, realizing that his world is in shambles, hopes to find a way to restore Phoebe to life, and by doing so, to prevent the rift from ever coming into being...