MTL - Global Beast Taming: My Battle Pet is Double of Others - Chapter 752

After annihilating Han, Zhao and Wei empires in succession, the dynasty of Qin is ushering in an unprecedented flourishing age with powerful cultivators emerging endlessly. People take pride in being part of the Qin dynasty. However, Ding Ning, a young lad of humble origin in Changling, Qin, is determined to subvert this dynasty and kill the emperor who breaks in the Eighth Realm.

As a walk-on, he had been the mistress of his sugar daddy for three year. However, they only had met each other for a few times.
As a boss, his sugar daddy had tons of lovers.
The walk-on: The cake shop is the only thing I love in this world. Lovers? Never want one.
The boss: No problem. Nobody wants that.
Then, they fell in love with each other…
Shameless playboy x heartless rogue
1v1, this is not a decent love novel.

- Description from Novelupdates

In a world steeped in tradition and shadowed by secrets, a young girl’s life is torn apart when her family is destroyed, and her heritage stolen. Her father, in his final act, seals away a legendary power and treasure, leaving her with nothing but cryptic clues and a burning desire for vengeance.With a blade in her hand and rage in her heart, she embarks on a perilous journey, unraveling the dark conspiracies that surround her family's legacy. As she faces deadly foes and unearths long-buried truths, she must decide whether to unlock the immense power her father protected—or let it remain hidden.Her path is one of blood, betrayal, and redemption. Will she rise above the chaos, or will the weight of revenge consume her? Witness the making of a legend in this gripping tale of sacrifice and retribution.

The protagonist, Punk, is a cautious, cold-blooded, and ruthless Mage.

His goal is always his top priority, over feelings or morality. When unnecessary, he doesn’t like to act like pigs to eat tigers; there are almost no life and death struggles, sometimes risky but steady progress. No strong enemy everywhere, Instead, Punk is always a strong enemy of others.

And he has a very keen interest in the secrets and teachings of the Netheril civilization.