Cold Snap, by Allison Brennan. (Minotaur Books, 2013). P.I. Patrick Kincaid takes a detour through San Francisco to check on the well-being of a family friend who's mysteriously been unreachable. What he doesn't expect is to be shot at before he can find out why attorney Elle Santana won't ask the police for help in finding a missing girl. Soon, he's on the run from both good guys and bad as he and Elle race to find the witness and take down a sweatshop run by a corrupt businessman.