It's Not Easy to Be a Man After Travelling to the Future (WN) - Chapter 1468: Medusa!

He Lang died by his own hands for the sake of his imperial younger brother’s ambition, whom he loved. He was offered to be reborn in exchange for giving up his past romantic feelings. Reborn without the burden of his romantic feelings, he brings with him a manual to new worlds. He wholeheartedly followed the instructions of the manual to complete the tasks, not knowing that the originally slag gong was blackening…
He pleaded to his affectionate Emperor brother to release him, he pleaded to the paranoid prisoner next door, but until the end he remained baffled.
In the end, he discovered that the full name of the manual was – “Slag Shou Cultivating Manual”
Σ (っ ° ° °;) っ!

- Description from Novelupdates

One day, I was given the mysterious power of Hwanmong.

There is no system, no grandpa, no bulldozers, no philately, only a small employee, no wealth, no power, no power, step by step in the Three Kingdoms!

A hero is still a hero, a beauty is still a country, a conspiracy is still a plot, a king is still a domineering? Slowly walk all the way through the Three Kingdoms, you will find that Cao Cao did not offer swords, Liu Bei not only can cry, Sun Quan is balanced, let’s have a look at Lu Bu and Guan Yu’s martial arts, and take a look at the cuteness of Xiao Qiao…

- Description from novelbuddy

This is a time of great powers: The vast Persia, Sparta that was founded by force, Athens with its trade and business, Thebes the rising star, The ambitious Macedonia, The twin heroes of the Western Mediterranean, The rising Rome and so on.

This is an era of brilliant stars: Agesilaus II – the last king of Sparta, Epaminondas – the Rising General of Thebes, Philip II – the founder of Macedonian’s hegemon, Dionysius – the tyrant of Syracuse, Camillus – the Roman dictator and savior…

This is an era of contention among a hundred schools of thought: Plato – the great philosopher, Antisthenes – founder of cynicism, Pythagoras – school of number, Democritus – the encyclopedia scholar, Hippocrates – the father of western medicine, Aristophanes – the great dramatist…

What will the hero bring to the world when he comes to this age as a humble mercenary through rebirth?