Sherlock Holmes is legend, but his sister was lost to history.One hellish night, Morrigan Holmes ruined everything. Fleeing scandal and grief, her only choice is to run. In the darkness of London's streets, a child is kidnapped before her eyes, and she barely escapes the same fate. Adrift, she seeks help in strange quarters: a radical suffragist, a half-blind journalist, a sinister physician, and the enigmatic street boy, Magpie. As the kidnappings continue, something dark begins to take shape in the mists. Still Morrigan cannot escape the family she devastated. Could Sherlock be her salvation... or her destruction?