Childhood Friends With Benefits - Chapter 17

In the King’s game, the [King]’s order is absolute and has the power to create rules. As the owner of a special physique, Gu Huai was selected by the system to participate in the game. “Win the game and become the [King], and you can obtain whatever it is you desire.”

- Description from Novelupdates

With a sword in hand and wine in tow, he roams the martial world; her slender waist is light as a feather in his palm.The young man strides forward with a long blade slung over his shoulder and a flask at his side, yet the world of martial arts he seeks remains elusive.As the chaotic world book turns a new page, decades of relentless nights in the martial world pass by.Suddenly, he looks back and finds he has already shattered the mortal realm.

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.

This Dark story contains raw and unfiltered mature contents. Strictly R18+. Read with caution.Ella had lost everything. After her mother’s accident, her father married someone else and pushed her aside, choosing his new family over her. Her friends slowly left, and she was left to deal with everything alone. She spent all her money to keep her mother on life support. Now, she was broke, exhausted, and barely holding on.Then Nicholas showed up.He was a stranger—handsome, confident, and calm. But what shocked her most was the marriage certificate he brought. According to him, they got married in Vegas. The problem? Ella doesn’t remember it at all.She already has too much to deal with—her sick mom, the hospital bills, and her fiancé, who has been her only support. She can’t afford to lose him now.But Nicholas won’t go away. He says he’s her husband, and he wants her to come with him. Ella feels drawn to him in a way she can’t explain. He sees through her like no one else does.She knows she should walk away. She knows she should stay with the safe life she’s trying to hold on to. But something about Nicholas pulls her in—and she’s scared he might break her in the end.TW: DOMESTIC ABUSE, MENTAL HEALTH SCENES, ROUGH SEXUAL ACTS.