MTL - After Brushing Face At The Apocalypse’s Boss For 363 Days - ~ 50 | 48．47．

A crownless king in the world of gods.Akamir had unrivaled strength, wealth, and prestige in a realm governed by martial ability.Yet one mistake cost him his life.When Akamir awakened in the fragile body of a disgraced noble’s son,he found himself in a world steeped in mana, ancient artifacts, and gods who watched from above—A world shaped by otherworlders summoned thousands of years ago.But the longer he lived in this new reality, the more he noticed its abnormalities.“I am a villain?”A world with a predetermined path.“...In a romance fantasy game and novel?”He had become the anomaly.

After marrying into the Gardiner Family for two years, Florence Fuller has become the topic of casual conversation among the wealthy ladies.“I heard that on the day of the two families' wedding, the young master of the Gardiner Family actually took another woman abroad.”“Yes, I was at the wedding scene that day, the man showed up once and left, leaving the girl there feeling awkward.”“No one outside knows she's the young mistress of the Gardiner Family. Her husband is constantly surrounded by scandals, and his female companions are never the same.”......Florence Fuller’s marriage was indeed as pitiful and unbearable as they said.Luke Gardiner would only occasionally pretend to be with her to appease the Gardiner family elder and never took this marriage of convenience to heart.Until someone showed him a video.Florence Fuller fell into a man's arms, her tearful eyes and expression distraught, while the man looked at her with deep affection, one arm holding her close. His other hand brushed away the tears from her eyes, and he lowered his head to kiss her.From that moment on, Luke Gardiner's world fell apart.He realized that from beginning to end, Florence had another man hidden in her heart.

Seven years ago, Shen Qianshu is impregnated with Ye Ling’s child in an accident.
Seven years later, the little boy becomes famous and is thought of as the nation’s son.

When he suddenly sees Ye Ling appear, he greets, “Hello, Daddy?”
Ye Ling watches as the little prince roars, “Where’s my princess?”
Just as Shen Qianshu is preparing to run with her son, she gets pushed down by Ye Ling.

“You can leave if you want, but leave me a princess first. Let’s have another baby!”

- Description from Novelupdates

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.