Maou-sama no Machizukuri! ~Saikyou no Danjon wa Kindai Toshi~ - Volume 10 Chapter 2

In his past life, as the countdown in his mind reached zero, people discovered they could enter and exit a virtual game at will. Inside, they could fight monsters and level up. Like most, Ye Qiu didn’t pay much attention to it and became a casual player, only logging in occasionally.But ten days later, the game suddenly shut down. And then, it merged with the real world!Monsters began to rampage, demons started to roam freely! Along with them came levels, equipment, skills, pets…And Ye Qiu, at the moment the server closed, was only level 5!From then on, he could only struggle to survive, hiding and fleeing, even enduring humiliation and ab*se!Until his final breath, he remained unknown, weak, and pitiful!In this life, Ye Qiu has returned to twenty years ago. And the game has just launched…

I do not own this imageHe was a swordsman beyond compare—cold, calculating, and relentless. A man who chased power not for glory, but to break the fate forced upon him. Betrayed in his final battle, he died with his blade in hand... only to awaken in a world not his own.Now reborn in the world of High School DxD, Nero carries with him a mysterious System that allows him to defy logic:— Steal and evolve Sacred Gears— Accept world-altering quests— Access a store that sells power itself— And shatter the limits of every universe he entersWith the power of his Void-Forged Blade and a will forged in war, Nero walks among Devils, Angels, and Fallen—but he kneels to none.As he joins Kuoh Academy, crosses paths with Rias Gremory and her peerage, and uncovers the secrets of the multiverse, one thing becomes clear:This world, and every world after it, will tremble beneath his blade.

The scum’s or villain’s long road of transformation was tentatively set to the world:
The abandonment of the educated youth’s wife (Completed)
The hidden marriage of the scum film emperor (Completed)
The best brother in the world (Completed)
The Phoenix male who destroy the bridge after crossing the river (Completed)
The treasonous general (Completed)
I’m an honest man (Completed)
To become the top scorer in the School of Agriculture (Completed)
The soft rice man’s self-cultivation (Completed)
The whole world is reborn (Completed)
I want to survive on a desert island (Completed)
The stallion male who has seized the opportunity (Completed)
The perverted self-salvation (Completed)
The spring of the loafer (Completed)
The misplaced life (Completed)
The miser career (Completed)
The ghost is out of feeling (Completed)
The Queen’s favorite husband (Completed)
The vicious girl with her godfather (Completed)
I want to be a good person (Completed)
I does not tear up the family (Completed)
The perverted common plant (Completed)
The Mary Sue’s men (Completed)
Every time I was reborn, someone wants to kill me (Completed)
The old people’s counterattack path (Completed)
The global evolution (Completed)
When I became a net red (Completed)
For you, good person (Completed)
His heart had white moonlight (Completed)

- Description from Novelupdates

Ryan, an average guy, was making his way to the office, feeling the weight of his monotonous routine.Meanwhile, a being made entirely of pure light sat on a peculiar sofa, engulfed in darkness. This being was also experiencing boredom, but it was a far more intense sensation—so intense that he was on the verge of losing his mind and unleashing chaos.Just as he teetered on the brink of madness, a brilliant idea sparked in his mind, setting the stage for what was to come._______This is my first time writing, so I appreciate your constructive feedback. Thank you for reading—enjoy the journey!______Well I was just checking the synopsis and other things and after rereading the synopsis I think it's a bit too vague and complicated so I'm going to explain it in simple terms and tell a bit more about the novel▪︎▪︎Explain in simple words▪︎▪︎There was a guy Ryan who was walking to his office while feeling bored from his everyday lifeAnd there was another guy/entity who was also feeling bored, but he was feeling bored to the point of going crazy, so there came an idea to his mind......•••Explain a bit more than what is in actual synopsis•••Entity summons Ryan to his place and tells him he will reincarnate him in some world, and Ryan asks him Entity says you will know in the future then Ryan asks what do you want me to do entity say again you will know in future, and then entity reincarnate Ryan in some fantasy world as dragon and for more, you need to read ch...●●and for what I was thinking before writing this novel●●Well, aren't there many novels with Mc getting reincarnated in another world and no one saying they don't want to reincarnate or go to another world,Yeah, that's all I was thinking before I started writing it...