You've escaped the worst relationship of your life, running away with only a suitcase and a black eye. Your new neighbours are the friends you so desperately needed. But they're in trouble. Someone is threatening their lives. If your new best friends needed you to tell one small lie to make these problems go away, you'd do it, wouldn't you? It's only one small lie, until someone turns up dead. 2020's most gripping debut psychological thriller.