Mother and daughter Melissa and Mariah are at odds with the latter's pet cat Miley who constantly attacks the prior's two chihuahuas, but the problem may not be so much in Miley but the humans themselves, specifically Melissa, who continues to use the cat's "aggression" as an excuse to treat the dogs as if they were human babies. Burmese Gracie had been adopted from and returned to the shelter twice before finally coming home with Kristen, but the welcoming has not been so sweet, as Kris' boyfriend Lei, his family, friends and guests and the legions of former cat-sitters who've quit over Gracie have been subject to her attacks.