Even the strangest social groupings have to have their hierarchy of prestige. Even being a kidnapped sex kitten slave for a cruel pervert doesn't stop the girls wanting to establish a pecking order. Lilith clearly believes that she's the top kitty in this little harem, and she's trying everything short of actual violence to put Zarina down. Actual violence, she knows, will be severely punished.

It turns out that spiteful cat-fighting is punished, too. But the master isn't interested in who started it or in fairness- just in seeing his pets displayed to gratify his sordid sexual urges. Which is why both kitty cats find themselves roped and gagged!