In a world drowned by rising seas, Fenn Halflin uncovers a secret about his past that forces him to flee his home. Hunted by the ruthless Terra Firma and their leader, Chilstone, Fenn finds refuge on a crumbling island with a group of child survivors.
But safety is short-lived. As the Fearzero ship looms and the waters keep rising, Fenn is caught in a deadly chase—one where escape may no longer be possible.