First-year detective Kathleen Doyle and Chief Inspector Michael Sinclair, Lord Acton, are a most unlikely pair. An Irish redhead of humble beginnings and modest means, Doyle is the antithesis of Acton, the British lord who has established himself as a brilliant but enigmatic figure with a knack for solving London's most high profile homicides. But Acton senses something exceptional beneath Doyle's awkward naivete and taps her to help him with his investigations. And her spot-on intuition is just what he needs to solve a chilling string of murders ....