Book excerpt: After discovering her dear friend Mercury beaten to within an inch of his life, Dex is determined to find the culprit at any cost. But when her path again crosses with Seattle-based investigator C.K. Banes, will Dex have an ally or yet another obstacle? Greg Rucka's fan-favorite detective is back in the second issue of her new ongoing series with artist Justin Greenwood (Image Comics' THE FUSE)!