A frightening, whip-smart adventure through Chicago begins when pop star Molly Metropolis disappears before a major performance and two young women set out to find her. At first, the mystery of her disappearance is a light-hearted scavenger hunt. But then they become ensnared in her secret society. As they follow clues through the dark underbelly of Chicago, they both realise that they're in greater danger than they could have ever imagined.