Mary Russell is well used to dark secrets. Trust is a thing slowly given, but over the course of a decade together, the two have forged an indissoluble bond. But what of the other person Mary Russell has opened her heart to: Mrs Hudson? Blood on the floor, a token on the mantelpiece, the smell of gunshot in the air: all point directly at Clara Hudson - or rather, at Clarissa, the woman she was before Baker Street...
A New York Times Bestseller.