'Original, intelligent and intriguing' Andrea Mara, author of All Her Fault

'Tricks the reader time and again' KMV

Can she cure a killer?

Renowned therapist Clarissa Virtanen isn't afraid to explore the darkest side of humanity. Haunted by the death of a young patient, she will do whatever it takes to save the most vulnerable.

But when Ida - angry, damaged and seemingly suicidal - walks into her office, Clarissa may have met her match. For Ida has secrets. Murderous secrets, which mark her like a bloodstain.

Somehow, Clarissa must find the key to unlock Ida's past. So she makes a bargain with her - six months to stop Ida taking her own life. But what if she has entered a game more deadly, and more evil, than she could ever imagine?

A new paperback edition of the brilliantly dark and twisty psychological thriller about a serial killer in therapy.

'A brilliant game of cat and mouse between author and reader' The Times

'Original, intelligent an intriguing-I gulped it down in two sittings' Andrea Mara

Renowned therapist Clarissa is no stranger to the dark side of humanity. But when Ida walks into her office-angry, damaged and seemingly suicidal-she may have met her match. For Ida has secrets. Murderous secrets.

Somehow, Clarissa must find the key to unlock Ida's past and save her life. But what if she has entered a game more deadly, and more sinister, than she could ever have imagined?

'Original, intelligent and intriguing' Andrea Mara, author of All Her Fault

'Tricks the reader time and again' KMV

Can she cure a killer?

Renowned therapist Clarissa Virtanen isn't afraid to explore the darkest side of humanity. Haunted by the death of a young patient, she will do whatever it takes to save the most vulnerable.

But when Ida - angry, damaged and seemingly suicidal - walks into her office, Clarissa may have met her match. For Ida has secrets. Murderous secrets, which mark her like a bloodstain.

Somehow, Clarissa must find the key to unlock Ida's past. So she makes a bargain with her - six months to stop Ida taking her own life. But what if she has entered a game more deadly, and more evil, than she could ever imagine?

A new paperback edition of the brilliantly dark and twisty psychological thriller about a serial killer in therapy.

'A brilliant game of cat and mouse between author and reader' The Times

'Original, intelligent an intriguing-I gulped it down in two sittings' Andrea Mara

Renowned therapist Clarissa is no stranger to the dark side of humanity. But when Ida walks into her office-angry, damaged and seemingly suicidal-she may have met her match. For Ida has secrets. Murderous secrets.

Somehow, Clarissa must find the key to unlock Ida's past and save her life. But what if she has entered a game more deadly, and more sinister, than she could ever have imagined?