A world devastated by climate change. A society ruled by fear. And a girl brave enough to take a stand.<br/>Now an outlaw, Letta's world is more dangerous than ever. The new ruler of Ark has limited language to under five hundred<br/>words and there are terrible whispers of babies disappearing in the night.<br/>Letta devotes herself to keeping language alive, teaching in secret illegal schools, but at great risk. And when disaster strikes, she<br/>takes the blame. Haunted by grief and hunted by gavvers, she and Marlo are forced to flee, in the process discovering the terrible<br/>plan to wipe out language for good.