THE SMASH HIT NO.1 INTERNATIONAL BESTSELLER ~ A GUARDIAN and SUNDAY TIMESTHRILLER OF THE MONTH ~ TV IN DEVELOPMENT WITH NETFLIX

Everyone knows the Anna O case.

Everyone knows it was Anna's fingerprints on the knife.

But no-one knows the secrets of her sleepwalking.

No-one knows whether she really meant to commit the murders that night.

As a trial nears, the mystery reawakens.

Is she innocent, or guilty?

For fans of Girl A and The Silent Patient, the story of ANNA O is your next obsession.

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READERS LOVE THE STORY OF ANNA O

¿¿¿¿¿ 'Best book of the year so far and will take some beating'

¿¿¿¿¿ 'Hooked me from the start and continues to haunt me. Brilliantly written and so many red herrings!'

¿¿¿¿¿ 'Absolutely riveting, I couldn't put it down'

¿¿¿¿¿ 'This was a rollercoaster read with some exciting twists and a killer ending'

¿¿¿¿¿ 'Addictive, brilliant and one I would definitely recommend'

¿¿¿¿¿ 'I loved this incredible fast-paced thriller'

¿¿¿¿¿ 'If you like The Silent Patient, this is the book for you.'