I Became the Best Forensic Doctor After My Betrayal - Chapter 345 - : Give It Back to Me

Elena, who spent her entire life as a cold-blooded female knight to avenge her family, ended up dying without claiming her revenge. When she opened her eyes she found that she went back into the past. By day she was a lady in a dress, and at night she carried a sword to change history and prevent her family’s destruction.

After catching his wife in bed with another man, Alex died of a heart attack—only to be reincarnated in another world with a MILF System in the frail body of Asher, a sickly teenager.Betrayed and furious for his wife's infidelity, he vows to punish unfaithful women and seize control in his new world. But there's one problem: in this world, women reign supreme over men, blessed with overwhelming strength by the goddess herself. Outmatched and underestimated, Asher refuses to accept his place at the bottom. With the MILF System at his side, he’ll do whatever it takes to shatter the hierarchy and claim absolute dominance—even if it means conquering every woman in his path until he reaches the heavens to claim the ultimate MILF herself: the goddess.But can he rise to power in a world where men are nothing more than playthings?Find out in this wild, boundary-pushing saga!Disclaimer: This book contains intense sexual content and themes of incest. Reader discretion is advised.

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.

“I don't share my possessions, Mr. Campbell. Your wife stole from me and now I want something back. You should know I always collect what I'm owed,”When Liam Campbell's wife steals from his wealthy female boss and disappears, he's left to face the music. But his boss, Lady Isabella Ashworth, has other plans for repayment—plans that involve keeping the handsome man for herself.Everyone thinks they know the score: young guy becomes a rich woman's plaything. What they don't know is that Liam's got more weapons than just his looks. Behind his perfect face lies a ruthless mind that turned him from a nobody into a rising star.Now, trapped in Isabella's world of luxury and power, he'll play her game—but by his rules. His main goal is to dominate her as much as she wants to dominate him.But who's really taming who?