A lengthy California drought escalates to catastrophic proportions, turning Alyssa's quiet suburban street into a warzone, and she is forced to make impossible choices if she and her brother are to survive.

To save her struggling family, Luna enters a competition offering reward money to anyone who can successfully live without modern technology for a year, but when this social experiment turns sinister and her classmates start disappearing, her family's livelihood might not be the only thing she is in danger of losing.