Murders are on the rise in Philadelphia-but no one seems to mind because the victims are all fugitives with histories of heinous sex crimes against women and children. Worse for Homicide Sergeant Matt Payne, the main suspect is leaving evidence for police to find. But when copycat killings start popping up due to vigilante groups dealing out their own justice, Payne must find out who's behind the chaos before the violence overtakes the city.

For Philadelphia homicide detective Matt Payne, the news from an old law-enforcement friend sends a shiver down his spine: a connection between the Mexican drug cartels and the Russian mob. Russian girls are being smuggled in to work in the sex trade, and now some of them are dying or just disappearing. The trail leads right to Philadelphia -- where Payne learns that's not all. It isn't just Russian girls who are vanishing. Teenage girls are being...

Homicide Sergeant Matthew Payne is used to murder, but lately there's been an awful lot of it in Philadelphia. A gangland shooting in a popular tourist location left six dead, most of them bystanders, and days later the headless body of a Latina turns up in the Schuylkill River. Everybody assumes that they're not related, but Payne can't shake the hunch that there's something more to it - and that hunch leads him to the Texas-Mexico border.