"In a merciless summer of biblical heat and destructive winds, Gabrielle Fox's main concern is to rebuild her career as a psychologist after a shattering car accident. But when she is assigned a patient who is the most dangerous teenager in the country, she begins to fear she has made a terrible mistake..."

This bears a few similarities to another Liz Jensen book - The Uninvited and like that it is a genuinely chilling read.

Left outside in the courtyard.