You've got a rash on your arm. It's nothing - surely no need to panic. It gets bigger - now it looks like a blue tattoo of a triangle, and it really, really hurts. And there's another one on your leg. And your back. And your neck. And they're still growing. Then you start to hear voices in your head. And you know it's not you...it's them. Scott Sigler is the new voice in new horror - his UK debut is a terrifying, menacing thriller about millions of alien parasites infecting the general population, driving the victims to murder and suicide...and waiting to hatch...