"Long before Dallas, Nico, Heavy, and Dr. Rudolf Ludwig met, there were another group of survivors fighting back against the ink zombies and an army of salmonids. But to make matters worse, the freaks come to wreak havok like you've never seen them before as the Sewer Medics scream out of homicidal rage. And worst of all, the dreadfully ravenous Painis Cupcake stalks every survivor he lays his eyes on."