Ray of Darkness (2005)

They call it the INLAND EMPIRE, a point of uncharted wilderness within the Cascade Mountains. Everyone's being drawn there, but no one knows why. When a mysterious phone call, from within the INLAND EMPIRE, relays a homicide in progress, Seattle investigators set out to find one of their comrades, recently discovered missing in conjunction with the call. Thrown into a mix of hype and paranoia surrounding this dark land, they stumble across more than they bargained for. Follow their journey into the shadow of DEATH itself. What can possibly save them from certain doom?