What if there was a natural drug, previously lost to history in the jungles of Central America, capable of inducing an experience so momentous - and so unsettling-that it might shake the very foundations of Western civilization?
What if powerful forces on both sides of the law got wind of that drug and launched a vicious, uncompromising pursuit to possess it?
FBI agent Sean Reilly and archaeologist Tess Chaykin find themselves dragged into a race - against the clock, against a brutal drug baron and even against the government - to merge two divergent trails, one several hundred years old, the other as current as a heartbeat, that could drag humanity to the brink of self-destruction.