MTL - Conan: I Am Surrounded By Undercover - Chapter 439 Mengxin Undercover's 1st Mission (Part 1)

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.

(*NO RAPE*)Kitanna stood still, not worried about the new person; she was worried about herself. The royal guard was shirtless and standing so close to her, with his body pinning hers. She was still trying to get her thoughts straight when she found herself being dragged onto the bed, with the guard on top of her. She raised her hands to push him, but he was faster. He caught both of her hands with one of his and pinned them above her head, using his other free hand to cover her mouth.Kitanna felt blood rush to her cheeks, and the next words she heard sent her world spinning in 3D.“Now, moan, princess...” Those words brushed against her ear, causing the hairs on her neck to stand..........Set in historical times, in the ancient kingdom of Morado. A young princess, Kitanna, enjoys life to the fullest, living every day like the princess she is. But after an incident, she is left to only trust herself and her instincts in the palace, which was filled with betrayals and corruption.A guard, who was trained to protect the crown, lived his life peacefully, killing when he was ordered to but never speaking to people around him until he crossed paths with the sassy and clumsy princess. Then everything changed.

Cheng Yin likes her deskmate Chen Yan for a long time, but she never dared to confess her love for him, and the phrase ‘I like you’ is a secret hidden in her heart, but she can’t help but blurt it out from time to time…
Cheng Yin: “Chen Yan, I’ll whisper something to you.”
Chen Yan always leans over quite cooperatively, “What?”
The words came to her lips, Cheng Yin blushed and changed it into: “Your pants are unzipped.”
Chen Yan: “?”
Later, this kind of useless whispering has become more frequent, and Chen Yan listened again without moving a bit: ” Speak.”
The day of the party, Cheng Yin drink for the first time, Chen Yan became two in front of her eyes, she grabbed the person with both hands, want to try to catch the real Chen Yan, only to have her hand caught, he lowered his head in her ear and said: ” Let me whisper to you.”
Cheng Yin: “…… what?”
Such bad behavior, she thought it was something bad, Cheng Yin checked her pants and made sure the zipper was closed before she lean over.
The man’s breath blew softly in her ear, laced with a bit of the smell of wine.
“I like you.”

- Description from Novelupdates

The well-off little salted fish transmigrated to a poor era, where her grandparents valued boys over girls, leading to a miserable life for their granddaughters.Fortunately, her dad, though lazy, slippery, and illogical, shamelessly relying on his parents and taking advantage of his siblings, was protective of his daughters.Her drama queen mother, who was lazy but liked to eat, often tried to coax food off of her, yet she always left a portion for her.There was also the Scholar Tyrant System that pressured her every day to strive for progress, capable of using high-tech to hunt and allowing her to eat meat!!It wasn't until her cousin from her second uncle's family changed drastically after nearly drowning that Jiang Mianmian realized she was in a reborn female protagonist novel of that era, and her family of three was destined to meet a tragic end as reprehensible relatives.However, Jiang Mianmian, who knew the plot well, was fully capable of avoiding the tragic deaths of her parents and was not afraid of the seemingly strong but actually hollow protagonist. Her only worry was the powerful ally backing the protagonist.Then she discovered that the protagonist’s powerful ally was none other than the beautiful young man her father had rescued from the icy river last month!So Jiang Mianmian was completely reassured. With this life-saving favor, the young man would definitely not side with the protagonist against her family in the future.Moreover, Dashan took the initiative and said, “Little Lamb, I’d like to court you with the intent of getting a marriage license, is that okay?”As someone obsessed with good looks, Jiang Mianmian struggled and then reluctantly refused, “No, I plan to have a son-in-law who will marry into the family.”The powerful ally didn’t hesitate, “Then I’ll be the son-in-law who marries into the family, and the children will take the Jiang surname!”Jiang Mianmian: “Let’s go, get the marriage license!”