x-book ®

The Promise

This book is not purchasable in your country. Please select another book.

Listen to a sample

What to expect

From the #1 bestseller and Queen of Thrillers comes a gripping suspense perfect for fans of Karin Slaughter and Angela Marsons

No one can protect you from your past…

When a young woman is found strangled in her own bedroom, DS Imogen Grey and DS Adrian Miles are plunged into an investigation to find a twisted serial killer who likes to date his victims before he kills them.

Determined to stop the horrific deaths, Imogen is forced to act as bait – but will she get caught in her own trap? As the search for the killer ramps up, attention falls on the strange new boy in town. Why does he watch his neighbours through the windows? And could the truth be closer to home than any of them realise?

‘All hail the new Queen of Crime!’ Heat

Critics Review

  • PRAISE FOR KATERINA DIAMOND

    ‘A deliciously dark read, Katerina Diamond keeps her readers guessing throughout as she leads us on a very secretive, VERY twisted journey…everything I was expecting from a well-written, pacy thriller.’ LISA HALL, AUTHOR OF BETWEEN YOU AND ME

    ‘A dark, twisting tale that won’t fail to captivate.’ MINT VELVET

    ‘This fluid tale about a girl being held hostage is relentless and uncompromisingly dark.’ HEAT

    ‘This gem of a crime novel is packed with twists until the last page.’ CLOSER

    ‘Wow, I thought THE TEACHER was fantastic but THE SECRET is on another level. Was gripped all the way through and kept me guessing as the story unfolded.’ NETGALLEY REVIEWER

    ‘Another grim and gory spider’s web from Katerina Diamond – closely following on from THE TEACHER and not letting up on the twists and turns.’
    GOODREADS REVIEWER

    ‘An impeccable novel with nail biting chapters…Katerina Diamond deserves the title of Queen of Crime, because I’ll be damned if anyone writes novels like she does. 5* doesn’t do this book justice.’ THE BRUNETTE BOOKSHELF

    ‘Has the feeling of a nightmare come to life…’ LOVEREADING

    ‘The suspense is literally out of this world.’ COMPELLING READS

    ‘A dark and twisted tale that had me gasping in fear.’ HANDWRITTEN GIRL

Subscribe to our newsletter

Sign up to get tailored content recommendations, product updates and info on new releases. Your data is your own: we commit to protect your data and respect your privacy.