I've Already Confronted the Five Kage, and the System Just Arrived! - Chapter 254 - 255

Roy died during a war against the Evil God Cult, but somehow, he returned back in time to 30 years in the past where he was just a boy who awaken his summoning magic.

When Xiao Fei was three years old, he was caught by a man with a sharp-nosed monkey and taught him to cultivate. The old man is Sun Wukong. In the past ten years, he has taught him the eyes of the fire, the copper and the iron bones, and the great product of the immortality… After the learning, Xiao Fei went down the mountain and accidentally entered a noble school. Pure school flowers, the best Lori, Miss Qianjin, beautiful maid… I like to sleep with him. Oh no, it’s a friend.

- Description from Biquge.com.cn (translated)

Earth is submerged in Chaos.Mutated Beasts roam the globe and Gates that lead to Otherworldly Dungeons appear everyday, bringing great dangers to humanity.However, the Awakened emerged, giving a chance for Humanity to survive.Amidst a vulnerable and crumbling society, a powerless and bullied young man begins to hear the voice of a malicious entity inside of his head...“Do you desire power, Noah?”Follow Noah as he gives up his humanity and sanity to achieve the power that others could only dream to have, overturning the order of the world and annihilating anyone that dares to cross his path!Watch as Noah dominate this world, the galaxy, and then the universe!

This is a time of great powers: The vast Persia, Sparta that is 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 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?

- Description from Novelupdates