MTL - Red Dragon Roar - Chapter 65 Vault of Titans

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

Xiao Ran transmigrated to a fantasy world. As a dungeon guard in the Celestial Dungeon, with a special floor called the Purgatory meant for powerful demons and martial arts experts, he faced a huge challenge from the start. The Eldest Princess acquired a forbidden martial arts technique and was banished to the Purgatory. However, no one was powerful enough to restrain her. All the dungeon guards were defeated. Xiao Ran stepped up and declared, “Your Highness, it’s better for you to behave yourself on my territory” and effortlessly subdued the Eldest Princess.

He progressed from imprisoning the Eldest Princess to delivering the Great Xia Kingdom from the evil clutches of various demons and evil martial arts experts.

…

Xiao Ran was the mastermind behind the scenes.

Reincarnating into the world of Jujutsu Kaisen, he became Gojo Satoshi, the twin brother of the strongest sorcerer, Gojo Satoru. That should mean he’s destined to be the most powerful Jujutsu sorcerer, right?Unfortunately, fate had other plans. Nearly killed by Satoru in the womb, his cursed energy was devoured before he was even born. But at that moment, he awakened the [Shinigami Fusion System].Since he couldn’t become a Jujutsu sorcerer, he would forge a new path, a Shinigami with Heavenly Restriction!Thus, Gojo Satoshi, born without cursed energy yet possessing the legendary Six Eyes, became the true nemesis of Jujutsu sorcerers.

At twenty, she had a child in secret.At twenty-two, she was discreetly married into a wealthy family.Qin Mu lost her mother at the age of seven and was sent abroad by her unscrupulous father when she was only eight. Little did she expect her future to be so bright, she decided to climb up on Mu General's shoulders with great strides.Mu Yichen went from being Rongcheng's top heartthrob to its youngest tycoon—arrogant and wise, unfathomable, yet he somehow fell into the hands of a little lass.——About marriage.“Mu Yichen, we are just—friends!”“That can't be the reason you reject me!”Qin Mu was scared stiff, as Mu General rudely carried her off to the marriage registration office, to sign, to stamp, to get the certificate!——Hidden marriage for too long.“If you say our daughter is adopted from the orphanage, I won't argue with you, but when will you make me public?” In broad daylight, Mu General pinned Mrs. Mu against the corner wall, threatening her with a devilish charm.“Depends on your performance!” Mrs. Mu smirked, and the next moment, she counterattacked Mu General.“Quick, cover your eyes!” Mu Baby, who had been ignored on the side, immediately covered her eyes.