"Anna's shape-shifting friend Culebra finally opens up to her about his life before he owned Beso de la Muerte, a bar catering to supernatural clientele. As if summoned by the conversation, Culebra's past stumbles into his bar in the form of an old buddy cashing in a favor. Soon Anna, Culebra and her ex, DEA agent Max, find themselves deep in Mexico, dealing with drug cartel infighting, old vendettas and missing girls. Mexico just may prove to be...