Superintendent Duncan Kincaid is called to investigate the shocking death of a woman found burned beyond recognition in a Victorian warehouse in south London. When his lover and partner, Gemma James, is asked to trace a friend's missing roommate, she and Duncan discover that their cases have several disturbing links.

Set against a backdrop of Dickensian Southwark, repository of old secrets, the case plunges Duncan and Gemma into the dark recesses of human relationships. Two women are missing, a little girl is abducted, and no one is really what they seem. The detectives must discover the truth, as innocent lives hang in the balance.