‘Deliciously dark and utterly compelling – I couldn’t put it down.’ – CLARE MACKINTOSH

How do you find a murderer in a prison full of killers?

On a locked ward in the world’s highest-security prison hospital, a scream shatters the night.

A nurse has been murdered and her daughter has been taken.

And with only five days to find the girl, the clock is ticking for Dr Connie Woolwine to find a killer hiding in plain sight…

Welcome to The Institution. The locked room thriller readers don't want to leave.

‘This is the best book I've read in years!’ ★★★★★

‘I don't think I have ever read anything that gripped me quite so intensely.’ ★★★★★

‘An absolutely mind-blowing suspense thriller.’ ★★★★★

‘Terrifyingly brilliant. An absolute must-read.’ ★★★★★

‘A book that evolves at break-neck speed, taking the reader on a spine-chilling journey.’ ★★★★★

‘If this book isn't a smash hit I'll claw my own eyes out!’ ★★★★★

‘Tense, exciting, heart-thumping action’ ★★★★★

‘Deliciously creepy, unflinching and addictive.’ ★★★★★

‘A first-class locked room thriller.’ ★★★★★

‘Gobsmackingly good!’ ★★★★★

‘Helen Fields' talent for creating atmospheric thrillers knows no bounds.’ ★★★★★

‘A real page-turner; what a ride straight from the outset. I felt physically chilled.’ ★★★★★

‘Chilling, claustrophobic and packed with twists and turns.’ ★★★★★

‘Original and innovative…a crackingly scary thriller.’ ★★★★★

‘Dark, atmospheric, creepy and hauntingly good. Kept me guessing until the end – I loved it.’ ★★★★★

‘Amazing is all I can say – I loved it!’ ★★★★★