The adults are all dead. Society has collapsed.

Two groups of teenagers are locked in a territorial war over resources while the very land under their feet seems keen to devour them...

Reuben believes the animals are trying to tell them something, while headstrong Gus is sticking to 'kill or be killed'. And as tensions continue to rise, both sides resort to spying on the enemies for information.

When Grace is sent into town she discovers a new, larger and far more powerful group is emerging with it's own agenda which could spell disaster for the warring tribes of Heron Village.

And as the brutal summer draws to an end, the relief of rain is short-lived when storms and floods become an even bigger threat to survival...