After Rebirth, The Real Young Master Began to Maintain His Health - Chapter 66

One day, Katsuragi Daichi and his classmates found themselves in a different world. The god who summoned them to another world divided its power and gave it to them, saying that it wanted Daichi and the rest to defeat the Demon King as heroes. However, Daichi alone was given no abilities. And sure enough, Daichi was thrown away and used as a decoy in a demon’s den. Eaten by a demon, Daichi had lost consciousness and thought he had passed away, though when he came to he noticed his statuses had skyrocketed. He had obtained『Revenge of the Resented』. Every time he died, his abnormal ability powered up.

The pessimistic and negative daughter of a concubine living in the ancient times thought – since life is so difficult, why should one invest serious effort in struggling to live?

The life of an ancient noble woman is often determined and controlled by her family. Moreover, one’s actions often implicate one’s entire family – thus, it is fairly common to see an unexpected calamity result in suffering borne by one’s whole family. Managing to live a good and successful life while retaining one’s dignity is simply too difficult to achieve.

Ah, living in the ancient times is simply too dangerous – we should all just sleep till we die.

- Description from Novelupdates

Warning… Matured content!!“You,” Augustine began, his voice firm and direct. “I'm making you an offer: we get married, immediately. This isn't a request, it's a demand.” Augustine's uttered with a piercing gaze.Charles scoffed. “What type of bullshit is that?” He fired back.***Augustine Wales is a cold CEO who is known as the most successful and influential business man in Country H.His name alone commanded respect, his steely gaze and cold demeanor strike fear into even the most hardened of hearts. He was a man of few words, each syllable weighted with the power of his position.On the eve of Augustine Wales 29th birthday, he received an unexpected call from his family, their demands clear and uncompromising: find a spouse, or forfeit your stake in the family's vast wealth and influence.In that very moment after receiving the phone call, the gaze of Augustine fell upon a young man named Charles Donald and without thinking twice, Augustine immediately made a proposal to Charles, but was met with a swift rejection.Augustine's proposal was rooted in desperation but little did he know that fate was drawing him toward a future he never could have predicted.“What will happen when Augustine Wales, the powerful CEO, finds himself unexpectedly falling for Charles Donald, a humble cleaner in his office?”“When Charles' deadly secrets rise to the surface, will their fragile bond shatter, or will their love prove strong enough to weather the storm?”

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.