Global Reincarnation: Only I Know the Plot - Chapter 86:

William was but an ordinary man—until fate saw fit to thrust him fifteen years into the past. Yet, this was no mere journey through time; he awoke not in his own flesh, but in that of the third son of Duke Herne, the most formidable noble in the realm.Now, amidst the glittering halls of power, where smiles conceal daggers and honour is but a well-spoken lie, William must navigate a world where commoners are naught but dust beneath the boots of the aristocracy. In this treacherous game of deception and ambition, he must learn quickly—for in the world of the nobility, ignorance is a death sentence----------------------------Hear ye, my loyal readers… From this day onward, updates shall be limited to three chapters per day—no more!Alas, my quill grows weary, and my stockpile of chapters runs thin. The weight of silence presses upon this tale, and my passion falters…I ask but a simple boon—Golden Tickets and a flood of reviews! Shall this humble plea go unanswered?.

A class full of idols and beautiful people are sent to another world. However there is one guy who is ugly, fat and smells… our protagonist. This is his comedic story of evolution and the slow building of his harem. The first heroine is a gorilla.

Jeon Eun-woo has lived for almost thirteen years in isolation in a cell at the Blackwood Research Center.He doesn't remember who he is, he doesn't know who locked him up, and he doesn't know why he's still alive.The apparent calm with which he has lived is shattered when he is assigned a cellmate.Rhys, a young man with invisible scars, appears in Eun-woo's cell with one goal: to kill him.Because Eun-woo is not just any person.He’s the last living Esper.But upon coming into contact with Eun-woo, Rhys unexpectedly bonds with him, something that shouldn't be possible because Rhys isn't a Guide.Or is it?

Six months ago, tens of thousands of black phantom towers appeared all over the world, floating above the cities. Chemists, physicists, religious people… all of them could do nothing.

Six months later, people became used to the towers and no longer paid them attention.

One day, Tang Mo saw a flying insect crash into it instead of going through it. The next day, a sharp and clear child-like voice issued an announcement to all humans.

“Ding dong! November 15th, 2017. The earth is online.”

The black tower’s three iron-clad rules:

1. Everything is explained by the black tower.

2. 6 o’clock to 18 o’clock is the game time.

3. All players, please strive to attack the tower.

- Description from Novelupdates