Nuan Cheng

After a plane carrying three Agents crashes in the Himalayas, they are rescued by an advanced civilisation secretly living in Tibet who grant them enhanced versions of the ordinary five senses, and intellectual and physical abilities.

When astronomers detect a transmission from another galaxy, it is definitive proof of intelligent extra-terrestrial life. The world’s population waits for further contact with bated breath. They do not have to wait long. Within days, mankind is all but wiped out by a devastating attack; pockets of humanity are left in an eerily deserted world. As aliens hunt and kill those left alive, the survivors ask a burning question – who are these attackers and why are they hell-bent on our destruction?

Across continents and decades, five brilliant friends make earth-shattering discoveries as the laws of science unravel and an existential threat emerges.

Hundreds of years from now, the last surviving humans discover the means of sending consciousness back through time, directly into people in the 21st century. These "travelers" assume the lives of seemingly random people, while secretly working as teams to perform missions in order to save humanity from a terrible future.