The Villainess is a Marionette - Chapter 100: Announcement

{One Piece, navy, check-in, physical skills, great swordsman, cool!}

People in Pirates get a nine-to-five check-in system.

From joining the navy and clocking in to work, I became stronger.

You said that if you beat her, you can get 100,000 overtime pay?

Sorry I was able to hit you broke!

You say I pity the fragrance and cherish the jade?

I’m sorry, but you just don’t have the qualifications to grab the second wool!

You want to test my strength?

I don’t work overtime without half a million!

As a qualified naval animal, working from 9 to 5 on weekends is the last word!

terribly sorry,

terribly sorry,

- Description from novelbuddy

The mortal body, metamorphosis, longevity, immortality, and eternal life. These five realms, step by step, reveal themselves in front of you. As a normal person, how can one try step by step to reach and open the door to eternal life?

Between the heaven and the earth lies the mortal body, the mysteries of metamorphosis, freedom of longevity, the power of immortality, and the hope of eternal life. A story filled with endless new magic, a new world of immortal styles, people, demons, gods, fairies, magic, kings and emperors. A world of love and hatred, revenge, and mystical battle, all in “Eternal Life.”

- Description from Novelupdates

Having read countless novels, he expected his cheat to finally activate, but he was disappointed when no such thing happened.In a world teeming with magical beasts and god-like Hunters, he toiled for years as a mere porter, his dreams of power fading.Just as he clawed his way to a chance at a skill, a dungeon devoured him whole. He fought for his life, escaping death by a whisperBut then, the Supreme Dragon System activates, revealing a horrifying truth:The heavens themselves had schemed against him! His years of suffering, his endless struggle it was all just a game for them.Now, with a roar that echoes across the realms, Klaus declares:“The heavens schemed against me, I will shatter the heavens!!”Get ready for Klaus's epic tale of betrayal, power, and a quest for divine retribution!

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.