MTL - Global Evolution - Chapter 337 not easy

This is the tale of an earthling, who transmigrated as a dying third-rate god but somehow rose through the ranks, gaining followers and eventually causing the Fourth Great Apocalypse.

He wants indoor plumbing. They think he’s conquering the world.Arthur was a genius engineer on Earth, capable of optimizing global logistics and automating entire factories. But he lacked one thing: common sense. Now, reincarnated as Arthur von Pendelton, the six-year-old son of a powerful Duke in a medieval fantasy world, he faces his greatest challenge yet: Drafts.Armed with the T.E.C.H. Interface (Trans-Epochal Construction Heuristic), Arthur can analyze magic like code and build modern technology from scratch. His goals are simple: Double-glazed windows, hot showers, and a toaster that doesn't burn the bread.But there is a problem. The people of this world don't understand engineering.He builds a high-pressure boiler for a bath; his father thinks it’s a “Dragon-Breath Siege Weapon.”He creates a hydroponic garden; the local church declares him the God of Harvest.He ignores a Princess's flirting to analyze the thread count of her dress; she thinks he is playing “hard to get.”Follow Arthur as he accidentally industrializes a kingdom, terrifies his enemies with home appliances, and remains completely oblivious to the fact that he is becoming the most powerful man in history.All he wanted was a warm bath.

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

Rumors say that if you ever come across an extremely handsome man in a doctor's coat twirling a shiny scalpel between his fingers with an alluring smile on his lips that takes your breath away…Run.For he is the devil.***Yang Mingshen’s existence screams of six adjectives - Handsome, wealthy, talented, narcissist, arrogant and evil.He is an unrivaled doctor from one of the most affluent and prestigious Underworld families, who sees only medicine and his own interests. Until a desire consumes him - to have a woman’s heart.That woman, Song Jia, continues to put all the wrongs to right as a capable police officer. She, whose life was once saved by the devil doctor, refuses to bend to his tempting seduction.“I will just take your heart and put it in somebody else's chest. It won't hurt at all, I promise~”“Yes because I will be dead to feel anything.”But the bad news comes knocking when Yang Mingshen becomes the lead forensic investigator to assist in her cases. With a devil now clinging to her, she comes across a deep, dark and cruel web of conspiracies stained with blood, love, hatred, revenge, politics and much more.Treading into dangerous territories, will they be able to uncover the net of lies and deceit? And maybe find love along the way?*EXCERPT*“I am not the weak patient anymore. You try to grab my neck and I will break your wrist,” Jia threw him a death glare.Mingshen leaned in closer, chuckling devilishly. “I told you before, Spicy. I have saved your life. I have touched your heart quite literally. So that heart beating in your chest right now belongs to Yang Mingshen. If I want it, I will have it.”