For years the alien Greys have visited our world, content to steal away anyone they pleased into the darkness of space and return them traumatized but physically unharmed...until now.A young couple, parked along a secluded stretch of Tennessee backwoods witnesses a blue light coming toward them. Fearing for their lives, they run, desperate to escape.But the invasion has begun, and in the end, no one will escape alive.Catherine and Weston soon find their lives turned upside down as science fiction becomes fact and the true horror of why the Greys are on Earth is slowly revealed to them in a constantly changing vision of a new reality.Now they are being hunted.For Catherine holds something vital to exposing the alien conspiracy and the Greys will do everything in their power to regain it.Now the race is on for Catherine and Weston to uncover the mysterious plot before the dark figures come for them one last time.On the run, with no one they can trust, she knows it's only a matter of time before, they too, become victims of...the Human Harvest.