Once Upon a Time In Hollywood - Chapter 384: There is no difficult business in the world 4.0

Reiji Saeki, who lives in the north eastern countryside town, lost his life in an accident during summer vacation. ……But before he knew it, a mysterious ball of light hovered in front of his eyes in a world of whiteness. That ball of light was a magician from a parallel world, and is looking for a person qualified to inherit the magic they had created to prevent it from being lost. Reiji, who rode on that suggestion, now lives in the parallel world Elgin, with a new body and powerful magical power.

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

Jin, a hardcore gamer who still lives with his mom at the age of 24. He could never hold down a steady job since graduating, his girlfriend since high school dumped him for his best friend and he's constantly getting beat up by a group of local gang members. His dad left him and his mom when he became rich from the lottery and got a new family, one free of debt and burdens as he called it. His mom works 3 jobs to keep everything from falling apart, except for herself slowly. One day on his way home with the very first and new fully immersive VRMMORPG called Realm of Myths and Legends or RML for short, he died from a hit and run car accident. RML was advertised as the worlds first fully immersive VRMMORPG, allowing for players with skill sets in the real world, like sword training, martial arts, archery or reaction time, to benefit in the game itself! Though Jin died and at that moment a soul from another world crossed over into his body and inherited his memories. The man known as Izroth once hailed as the greatest cultivator in the seven realms, soul reincarnates into the modern world year 20xx in the body of Jin.