Lindy Grady is a woman who has always lived two separate lives. By day, she's a detective with the NYPD's homicide division. But - haunted by a brutal childhood and unable to commit to any man - she fills her nights with singles bars, drink, drugs, and sex with strangers.Except when violent incidents start breaking out all over Manhattan and people begin dying strange deaths near to Central Park, she's forced to recognize an awful new reality. Something...