Praise for Sam Holland 'Smart and brooding, icepick-sharp and shadow-dark; best of all, though, it's scary as hell. Think you're tough? Pick up this novel and prove it' A. J. Finn, author of The Woman in the Window 'Fast and furious, Sam Holland doesn't take her foot off the pedal for a second' Victoria Selman, author of Truly Darkly Deeply 'If you like crime that's dark, twisted, and keeps you up all night, Holland is the author for you' Jack Jordan, author of Do No Harm 'Really disturbing and gripping but with a trademark sexy cop at the heart to offset the serial killer gore. Lots of fun in a very nightmarish way' Harriet Tyce, author of Blood Orange 'Fierce, frightening, twisted and addictive. The Twenty grips you by the throat and keeps on squeezing until the very end' Chris Whitaker, author of We Begin at the End 'So dark you almost have to look away yet so compelling you can't stop turning the next page' Tim Glister, author of Red Corona 'Can you read a book while peeking through your fingers? When it's as clever and addictive as The Twenty, you can' Jo Furniss, author of All the Little Children 'Troubling and twisty and terrifying' Stig Abell, author of Death Under a Little Sky 'One of the most disturbing, shocking serial killers in recent memory.dark, twisted, and utterly brilliant' M.W.

Craven, author of The Puppet Show 'I loved this book and absolutely devoured it' Catherine Cooper, author of The Island 'I raced through this page-turner and slept with the light on after finishing it!' Elle Croft, author of The Guilty Wife 'Fascinating, complex characters, whose relationships are every bit as humanly messy as the crime scenes they face' Dominic Nolan, author of Vine Street 'Gripped me right from page one' L.V. Matthews, author of The Twins 'Characters that leap off the page and more than enough murders to satisfy the most bloodthirsty' Rachael Blok, author of Under the Ice.