Stray: Who Killed the Doberman?

Collecting the hit mini-series, Stray tells the story of Rodney Weller, the former sidekick known as "the Rottweiler." When his mentor, the Doberman, is murdered, Rodney has to decide if he wants to come back to the world of capes and masks and, if he does, who he wants to be? Collects Stray #1-4.