The bestselling author of The Kind Worth Killing returns with an electrifying psychological thriller

As tantalizing as Rear Window, Gone Girl, The Girl on the Train and The Talented Mr Ripley

'I loved it! A brilliantly original premise, delivered with panache.' Clare Mackintosh, Sunday Times bestselling author of I See You

Following a brutal attack, Kate Priddy makes the uncharacteristically bold decision of moving from London to Boston - in an apartment swap with her cousin, Corbin Dell.

But soon after her arrival Kate makes a shocking discovery: Corbin's next-door neighbour, Audrey Marshall, may have been murdered.

Far from home and emotionally unstable, her imagination playing out her every fear, who can Kate trust?