My Evil Genius Wife - Chapter 1

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

Thomas Lowe was destined for a life of mediocrity as he worked a dead-end job in rural america. But fate seemed to have other plans for him. One card changed everything. A power beyond imagination. A prophecy that put him in the crosshairs of Ancient Clans and Noble Houses that have existed since the dawn of the first era.The name of that card was....

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

After her rebirth, Qin Yiyi became the daughter of the Qin Family once again. It’s just that her parents didn’t love her.

It’s alright. I’ve always relied on myself.

What? She had no education, no ability, no brain, and was not as smart and clever as Second Miss Qin?

Qin Yiyi chuckled and turned to leave.

Over the past year, she had gotten sick of being a top student at the piano and accidentally became an ancient cultural endorser while also somehow receiving a doctorate and accepted a professor as her disciple…

A top-ranked medical professional said, “What, Master Qin isn’t here? Sorry, we’re leaving too.”

Ancient martial arts family had this to say, “Qin Yiyi is my little grandaunt. If you bully her, you’re going against the ancient martial world!”

9th master chuckled. As he looked around, his thin lips curled up slightly. “Everyone, do you think I’m dead?”