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The message has vanished. So has your best friend. An irresistible high-concept psychological suspense novel from one of the UK's most-loved thriller writers

Saffy is waiting to go into an important meeting when she receives a text message from her best friend, Leona- Can't speak... don't text or call... pls just come
Of course, she races to her friend's house. But when she arrives, she notices something strange.
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Leona answers the door, and insists everything's fine. She doesn't know anything about the message.
Six hours later, Saffy gets a knock on the door. It's the police. Leona is missing, with her young child. There's blood everywhere. And Saffy was the last one to see them alive...