The drought--or the Tap-Out, as everyone calls it--has been going on for a while now. Everyone's lives have become an endless list of don'ts: don't water the lawn, don't fill up your pool, don't take long showers.

Until the taps run dry.

Suddenly, Alyssa's quiet suburban street spirals into a warzone of desperation; neighbors and families turned against each other on the hunt for water. And when her parents don't return and her life--and the life of her brother--is threatened, Alyssa has to make impossible choices if she's going to survive.