The Hypnotist by Lars Kepler

Reviewed by Dianna Patterson
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Detective Inspector Joona Linna demands to investigate a gruesome triple murder of a family in Tumbo, Sweden. There is one survivor of the attack, the teenaged son. When Linna learns that there is another sister whose whereabouts are unknown, he involves Dr. Erik Maria Bark to hypnotize the boy to see if they can learn where she is. Dr. Bark had promised never to memesmerize anyone again, but breaks his promise revealing a terrifying chain of events. Make sure you have lots of time to read The Hypnotist as it is almost impossible to put down.