Florida Man's General Store in Cultivation World - Chapter 325 Florida Man Mistakes Stranger Who is Being Robbed as His Father, Pulls a Gun, and Shoots Them Both

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.

The Empress does not grant my resignation.

This story takes place in Modern China. However, no matter how much things change, in the depths of society, a secret world of syndicates and hidden factions exist.

Yang Chen, a graduate from Harvard who is fluent in English, French, Italian, and German to list a few. He is also capable of fighting and a number of practical skills. Yet he chose to go on the streets to sell fried mutton skewers for a living.

Lin Ruoxi is the CEO of a multibillion-dollar company—Yu Lei International. This company is one of the leaders in the cosmetic and fashion industry. Despite being only 20 years old, her ice-cold demeanor and beauty are well-known and unrivaled in Zhonghai City.

Due to a wild night consisting of a lot of liquor, fate has brought them together to become husband and wife.

And with that, the story begins!

- Description from novelupdates

[Gunfight + case-solving reasoning + decisive killing]

“I’ve been black and white, and you said I was an undercover agent???”

When Dean woke up, he opened his eyes and saw the scene where the robbers were sharing the spoils.

Because of the confusion of the original owner’s memory, Dean mistakenly thought that he was a real robber, so he chose to eat black and white, and emptied the magazine with an American-style Juhe.

Just when he was about to take the money and leave.

A blond beauty came to the door: “Dean is an intern police officer. The bank in the town was robbed. I ordered you to investigate the suspect. You don’t want to fail your internship, do you?”

It turns out that I am an undercover agent!

Dean is numb…

- Description from novelbuddy