“As with his debut offering last year, the excellent Five Minds, Morpuss overlays sci-fi concepts on the conventions of vintage crime fiction.”

Financial Times – Best New SF

“An intriguing take on a Agatha Christie-type locked-room mystery.”

Irish Independent

“Incredible. A delicious, sophisticated puzzle you’ll want to take your time to solve.”

Janice Hallett, author of The Appeal

“Original and hugely addictive, this locked room mystery will have you turning the pages.”

BA Paris, author of The Prisoner

“Guy Morpuss is quickly establishing himself as a key player in the speculative fiction genre. A very clever and brilliantly imagined locked room mystery that will not disappoint fans of Five Minds.”

Victoria Selman, author of Truly Darkly Deeply

“An endlessly inventive murder mystery – gripping from the first page.”

Alex Pavesi, author of Eight Detectives

“A dizzyingly brilliant locked-room mystery that had me gripped from the start. If you like your crime stories to dazzle with unique settings, genius plotting, great characterisation and sublime speculative twists, this is the book for you!

Philippa East, author of Little White Lies

“A time-bending labyrinth of a mystery that will keep you guessing to the very end, with deliciously dark speculative notes woven in. If you like locked-room reads which are intense and intricately plotted, then this is the book for you. Brilliant.”

Eve Smith, author of The Waiting Rooms

A mind-bendingly brilliant read that reinvents the locked room mystery. Imagine Agatha Christie on speculative steroids. I loved it!

Tim Glister, author of Red Corona

“A deeply unique experience. I love it.”

Matt Wesolowski, author of Six Stories

“Staggering ingenuity. A refreshingly original locked room mystery.”

David Jackson, author of Cry Baby

“Mind blown. A super clever time travelling, heart eating thriller.”

Tina Baker, author of Call Me Mummy

“Mind-bendingly good.”

Robert Scragg, author of End Of The Line

“Turning back time is twist heaven! Great fun, and a brain workout for all of my five minds.”

Leonora Nattrass, author of Black Drop

“A thrillingly ingenious locked room mystery.”

Kate Griffin, author of Kitty Peck and the Music Hall Murders

“Immersive worlds, wildly ingenious plots, and thrilling blood-soaked mysteries. Smart, innovative, original. One of my favourite reads so far this year!

Dan Malakin, author of The Box

“So, so good, and clever, so clever.”

James Mylet, author of The Homes

“A jaw dropping workout for the mind. Absolute magic, and effervescent writing.”

Kate Simants, author of A Ruined Girl