For Mack and her barfly allies, solving homicides calls for equal parts instinct and wit. To strain out a crafty criminal, the mixture has got to be absolutely perfect . . . It's a week before Christmas, but Milwaukee bar owner Mackenzie "Mack" Dalton is hardly in good spirits. Chilled to the core by the murder of bouncer Gary Gunderson, Mack is determined to use her extra perceptive senses to identify the gunman responsible. Did Gary's patchy past...