The heartless beauty is addicted to being licked by a seemingly obedient and loyal dog.

[Dual male leads, strong protagonists, younger man/older woman relationship, physical and emotional connection, both leads are virgins, dog-training literature]
(A love-struck, obsessive top who's always fighting over love vs. a beautiful, seemingly cold but actually warm-hearted bottom who's all about seduction)
Shen Chonglu, the only son of the richest man, is in love, but it's one-sided.
The object of her affections is a cold-hearted, heartless slut.
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As the most dazzling beauty in Beijing, Song Yunqi is picky, particular, and difficult to please, and she also harbors a secret that is hard to talk about.
As his needs in a certain area grew, he began to find himself sexual partners, each getting what they wanted.
In order to pursue his beloved, Shen Chonglu lowered his pride and offered himself to her, accommodating her in everything and trying his best to please her. However, she only regarded him as a useful gigolo who could be summoned at any time.
They can't get enough to eat, they can't catch up with the animals, and they can't bear to break them off.
"You're just stringing me along on purpose."
Shen Chonglu gritted his teeth, his tone both angry and bitter: "I'm never going to be a simp again! You don't care about me at all; you're just after my body!"
Song Yunxi: "Enough with the nonsense? If you don't want to do it, I'll replace you."
Shen Chonglu: "...I'm willing."