A long-ago trauma and a family mystery may shed light on her troubled sleep-or pull her into the darkness once and for all …

As a child, Grace Cooper suffered from bouts of sleepwalking. Now, after the unexpected death of her husband, she’s moved back to Woodburn Cottage, her childhood home-and the sleepwalking returns. It’s all stirring up dark memories-memories that involve the disappearance of her brother Simon, who vanished one night when he was a child, and the death of her father, who fell from an upstairs window.

With her mother in a care home with dementia and her sister living in a nearby village, Grace tries to settle in-but with the passage of time, the sleepwalking only becomes more regular and the blurred memories of the past only become more disturbing. Spurred on by these hazy dreamlike recollections, Grace becomes determined to find out what happened to Simon that fateful night. But digging up the past isn’t always a good idea, because you never know what skeletons you might unearth …