When a financial titan suddenly finds himself divorced and jobless, he starts robbing his wealthy neighbors to stay afloat. Stealing from his own social circle strangely exhilarates him—but he gradually gets tangled in a deadly web.
Set more than seven years after the world has become a frozen wasteland, the remnants of humanity inhabit a gigantic, perpetually-moving train that circles the globe as class warfare, social injustice and the politics of survival play out.