'An amazingly accomplished first novel – intricately plotted and with a terrific, engaging protagonist. Anyone who has so much as a hint of claustrophobia or fear of pot holes should read it only in daylight with the windows open.' Jenni Murray, author and broadcaster

'Ingenious, well-plotted and…really holds the attention. It's a damn good read.' Susan Hill

'[A] taut archaeological thriller…Mills gradually leaches out Kit's unstable history which, combined with the fissured roof, conflicting loyalties and predatory men, keeps the adrenaline flowing high.' Financial Times

'The geological and archaeological background lends colour without overwhelming an elaborate, convincing plot, and the characters are really believable. This is a remarkably accomplished and well-written first novel.' Literary Review

'A compelling thriller…When Kit finds evidence of what could be an amazing archaeological discovery, the secrets of her past become caught up with the race to uncover the mystery hidden in the mines – which results in a chilling climax…Ingenious.' Editor's Choice, Closer magazine

'Nail-biting suspense.' Woman & Home

'Jenni Mills weaves together the threads of past and present mysteries masterfully in this superb, complex story. Be sure to switch off the phone and bolt the door because this is a genuine page-turner which will keep you gripped to the end.' Waterstones Books Quarterly