The second novel in the Warm Bodies series is “The Burning World,” written by Isaac Marion. Following the events of the first novel, Warm Bodies carries on the tale. Alongside Julie, the main character R is getting over his death and discovering what it is to be human. But a new peril surfaces that is even more deadly than the Dead. They have to go on a bizarre adventure throughout America’s wasteland and explore the dark recesses of R’s mind to put an end to it.