MTL - Lord of the Abyss - Chapter 6 Star Tower

Riding out the apocalypse on a tropical island isn't exactly a vacation. When mana arrives on Earth, Coop finds himself isolated in paradise with only one real option to survive. He needs to claim a civilization shard and level up. Coop maximizes his chances by carefully selecting a class and committing to progression. He’ll need to grind thousands of monsters to compete on the system's leaderboards while upgrading his settlement to represent the factionless.

When he woke up, there was actually a beautiful CEO wife of Queen Fan.

Noah Carter wasn't special. A broke programmer working from his cluttered studio apartment, he spent his days applying for jobs, getting rejected, and scraping by with low-paying freelance gigs.One ordinary Tuesday, while debugging code at 3 AM surrounded by energy drink cans and ramen cups, Noah accidentally broke reality.He didn't mean to... it just sort of... happened.A system message appeared, floating in his vision. The Idle Tycoon System had chosen him. His first shop: a small bakery in a Magical Medieval world where demons, dragons and half-humans exist.Every sale generated automatic income, day after day. Every new world unlocked new opportunities.Noah brought it all back to Earth, selling what he could, keeping what he couldn't. One shop became two. Two became a hundred. A network spanning dimensions, time periods, and realities—all generating income while he slept.Countless years later, Noah raised his head from his pillow and realized something unexpected. The broke programmer who couldn't land an interview had become the richest man in the universe!

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates