Your Closest Friend

This thriller starts with a bang . . . a tightly woven thriller that completely sucks you in from the beginning . . . compelling. Another triumph

RTE Guide

A tightly-paced rocket ride that delivers a brilliant portrait of one woman driven to the edge by another woman's utter obsession. It reminds us that old secrets can bubble away in the background just waiting for the right time to reappear and destroy lives. If you're a fan of menacing psychological thrillers that chill to the bone, this book is for you

Sunday Independent

With one of the most tense and heart-pumping openings I've ever read, I loved this clever thriller about obsession and toxic friendships

Claire Douglas, bestselling author of Do Not Disturb

Original and impressively contemporary with an excellent final twist

Daily Mail

This character-driven thriller is smart and compelling

The People

A compelling thriller

Sunday Mirror

This thriller had us gripped right from the start

Take a Break

This brilliant binge-read thriller has a real roller coaster of an ending

Heat

Beautifully written, with just the right balance of teasing the reader with clues and hitting them with revelations

Best Crime Fiction of 2015, Telegraph

Like Gone Girl . . . It's the most gripping thing I've read for ages

Evening Standard

Truly remarkable . . . Grips your heart from the first pages and simply never lets go

Jeffery Deaver

Praise for Karen Perry

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Builds to an incredibly tense finale - before delivering an amazing final twist. Riveting stuff

Sunday Mirror

Don't be surprised if you devour it in one sitting

Crime Fiction Lovers

Stunning

Simon Mayo Radio 2 Book Club

This tense, unpredictable novel blends a thriller with an intimate family story to produce a most compelling read

John Boyne

It's that most powerful thing, a beautifully written mystery driven by its exploration of the characters' innermost hearts

Tana French

Full of intrigue and incident and keeps us guessing until the very last page

Liz Nugent

Genuinely surprising

Guardian

Cleverly written. A tense domestic thriller that is full of surprises

Irish Mail on Sunday

One of the most richly satisfying psychological thrillers of 2016, a book that hooks the reader from the first page

Irish Independent

Unputdownable, leading to a stunning conclusion you won't see coming

Michelle Richmond