After rebirth, I rejected the rich yandere lady - Chapter 976 - 395: Yao Mingyue’s Life and Death Decision, In Exchange for Saving You Once. _3

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 novel is rated 18 with lots of fan service. If you are wondering if its.-NTR, No it's not.-Yuri, A big no, I guess. I don't know if it is, so maybe is the final answer.-Incest, yes! A BIG YESSSS!!!In a world ruled by cultivation and magic, the past centuries have been defined by the dominance of cultivators and mages.Cultivators capable of crushing planets with a mere squeeze of their hand, and sages who could destroy worlds with a single gesture, have long battled to prove which path holds the greater power. For thousands of years, their rivalry shaped the fabric of existence.However, the tides began to shift. Over time, the longevity of cultivators allowed their strength to grow with each passing year, while mages, bound by their limited lifespans, succumbed to the inevitable toll of mortality—even with the aid of rare elixirs.This gradual imbalance led to the decline of the mages' dominance. But everything changed when a young boy from a humble village awakened a system. When he saw her mother relieving herself at night in her room when he wanted to take a leak. This event caused significant changes for him, as he discovered that he could grow stronger by engaging in perverted activities.[You just masturbated. You just gained 10 experience points][10/100. Remaining to level up][You just ejaculated. You have gained 20 experience points & 10 Silver Solaris][30/200. Remaining to level up]

I became a miserably weak aristocrat in the web novel ‘SSS-Class Knight’.

With a body that can drop at a moment’s notice, no less.

‘Let’s live for now. Let’s fight on.’

I have to survive, even without knowing the ending.

Lin Wudao has traversed, and there is an invincible corpse collection system.

As long as you collect the corpses for the strong, you can get the things they owned or touched as rewards during their lifetime, and the obtained items are still strengthened.

Lowest, ten times stronger!

[You collected the corpse of the great emperor Jiang Taichu, and gained ten thousand years of cultivation! 】

[You collected the body of your fiancée Jiang Qingxue, obtained the Zichen Sword, a humane spirit weapon, and after strengthening it ten times, it was upgraded to become an extreme spirit weapon, the Xuantian Ancient Sword! 】

[You collected the bones of an immortal, obtained a ray of immortal origin, enhanced it by 100,000 times, and upgraded it to become the original origin of Hongmeng. After refining it, you can be promoted to the immortal emperor! 】

…

Since obtaining the invincible corpse collection system, Lin Wudao has embarked on an invincible road that can push through the ages and suppress the heavens.

- Description from novelbuddy