Regressor Takes Everything - Chapter 37

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Meet Damon CrossAs a child, Damon Cross had to deal with the horrible realities of domestic violence and being homeless.He and his mother, who had always been there for him, struggled to find security.After losing his first backyard fight, When Damon gets a new MMA system, his luck changes dramatically.This mysterious system becomes his guide, improving his skills and raising him into the world of mixed martial arts.He learns more about mixed martial arts and gets better at it with the help of this system.With this renewed strength, Damon is determined to not only move up in the fight world, but also make a better future for both of them as a way to repay his mother for what she did.[YOU HAVE AWAKENED THE EMMAC SYSTEM][CONGRATULATIONS TO HOST FOR BECOMING A DOUBLE CHAMP]witness how Damon goes from a Bum to a Champ.Romance: YesFights: Yes

Yu Sui and Shi Luo met each other when they were much younger. One was a pro-gamer, a widely-renowned, best of the best, in-game medic. The other was an e-sports newcomer who was just starting out. The two originally played for the same team, during which their relationship became increasingly deep.

Fifty years ago, Dragon City transmigrated to the Other World. Alone in the world, they lifted the banner of Earth’s civilization and fought against the terrifying forces of the Other World.