The Multiverse Theory.

It was the bane of physicists the world over and the nourishment for thousands of writers, artists, and dreamers. "What would you do if worlds beyond our own existed" is a common question in this line of thinking. How many wish to be whisked away and experience life in another world?

Gary Zavon had no such desires. He was simply a young man who wanted to help advance the world by getting a new device installed into his mind by the government; the first of hopefully a global population with the knowledge of Humanity at their mental fingertips even faster than the Internet. But it is said that God laughs at the plans of Men, so would a System cackle as rifts occur between one world and another to presage extending influence over Earth; and Gary got caught in one?

Now stuck on Veotera, Gary must find a way to warn Earth of the coming invasion while dealing with the issues of this new land. To help his two homes, he has to figure out how to walk

Parallel Horizons.