MTL - The Paranoid Brother Relies On My Love to Live - ~ Work related

Yuri traveled to the Star Railway World and obtained the “Mall of All Worlds” system.Through the system, Yuri can sell items from all over the world and invite guests from other worlds to come to the Star Rail.His first encounter comes with a space traveler by the name of Kevin, and soon...many new experiences begin..Every time the turnover reaches a certain amount, Yuri will receive a reward from the system.What journey will be uncovered...?

Tenjou Yuuya has been a bullied boy since the past.He lives in the home of his beloved grandfather while he goes to school. As usual, he receives a harsh bullying, and he takes an extended absence from school to have some time to heal his wounds.While on this long time of absence, he takes the opportunity to clean his grandfather’s house and goes to a room he never went before, where his grandfather keep many different objects that he gathered from his travels around the world. While he was arranging the objects, he found a door not on a wall among the objects.Out of curiosity he opens this door, what he found on the other side was…

Three thousand years of bowing down to the Demon Lord, I would rather be a mortal than a celestial being when looking back, but for her I will… become one who controls life and death!

Gawain is dead and was transmigrated, but there was a slight problem during the process.
After floating for more than a hundred thousand years on a different continent, he felt that he might need a body to become a complete transmigrator, but he did not expect that…