It’s silent. It’s invisible. It’s smaller than a bacterium. Yet it could be the end of all life.
And it’s not from around here…

When an asteroid crashes into the Alaskan wilderness, it brings with it a pathogen more deadly than anything ever seen before.

A group of scientists becomes the last line of defense between the organism and life on Earth.

Containment becomes a race against time, because if the Xenophage spreads, there won’t be anyone left to tell the tale.