She can travel to any place - or any moment - in time. But the one person she wants, she can't find...

Emma Merrigan was living the most ordinary of lives. but then her long-lost mother, Eleanor, gave her access to another world - and to powers she never dreamed she could possess.

Now Eleanor lies in a coma, her soul trapped in an unimaginable hell, her nightmarish screams a testament to her torment.

She is haunted by her secrets, consumed by her memories. She is lost somewhere deep in the darkness - and it's up to Emma to find her...