October, 1888. Death stalked London's West End. Death that materialized from the soft embrace of the fog with the sharp thrust of a knife. Terror and desire co-mingled in the night, neither one a stranger to Caitlynn O'Connor. Her cousin had disappeared in the city's twisted streets, leaving behind an enigmatic diary and a baffling secret. Did Caitlynn's new employer hold the key to either? Could the devilishly handsome doctor free her heart from fear, or was he only willing to unlock her deepest inhibitions?