They. Are. Here.
Just when things had settled down, the reappearance of Drayton has set everyone on edge, especially as he came with a fierce warning of the Greys.
The harder Eliza and Jack try to keep things on an even keel, the faster they seem to spiral out of control. And then events take a horrifying turn no one saw coming.
Their only chance is to join forces with past enemies, but can the alliance last long enough to defeat the Greys? Only one thing is certain: Nothing will ever be the same again.