Supreme Emptiness - Chapter 7 - Father’s Relics

At the genesis of the world, the ‘Dark God Entropy’ was defeated in the fight between the five other Gods, and was sealed.

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

[+18 Novel]Highschool fantasies? Taboos? Blackmail? Neighbors? Twins?Come and witness it all.Max, a fat fuck tech genius was transmigrated to a parallel world similar to earth but not earth, after having regretted not living his youth to the fullest while spending his time as an adult cupped on the desk all day long.Reincarnated in the body of a dead fifteen year old, also Max. A year later, he successfully activated the Taboo System that came to this world with him. And began receiving all sorts of Taboo Tasks within the school premises in order to fulfill his Taboo Quest: SSS Ranked Taboo Student.A school with hierarchy, filled with rich scions from all over the world, and world class teachers. What could really be going on beneath the surfaces.CONGRATULATIONS![Taboo System Activated][---- 100%][SSS- A lonely loser lifestyle without being a loser. Accomplished.]Ding![Taboo Task][Target: Sophia]Growing from a fat decrepit loser in just a year, he went from being a nobody to a world class student while being the bane of every lady he encounters.

Our straight (?) bottom woke up ten years into the future and found himself on the bed of his childhood friend… At the start, the bottom was shocked to his very bones, but he soon quickly accepted this premise and found the whole situation to be rather amusing. Precisely then, the bottom once again went back to his timeline — back to when he and the top were just platonic childhood friends.

Landmines include but are not limited to: Sweet & naive bottom, a president story, logic is dead, slow-progressing romance, the protagonist’s name has too many character strokes, the names are hard to pronounce, too many gay characters…

- Description from novelupdates