There is a domineering little loyal dog at home, and she is not allowed to be nice to the cats and dogs outside.
"Hey, tell that stupid dog to take back its dirty tongue!!!? ヽ(`Д′)? ┻━┻"
"Hey, let that stinky cat go away and play with the ball!!!!? ヽ(`Д′)? ┻━┻"
"Damn, why is that dead rabbit lying on your chest??!!? ヽ(`Д′)? ┻━┻"
…
Come on, boss, she's a veterinarian...
In addition, pampering the female protagonist is only the primary goal, and torturing the male protagonist is the ultimate goal of this great fairy!