I Shall Seal the Heavens - Chapter 27: The Wind Stirs Again

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.

Male lead quick transmigration romance— originally called Soul Pawn Shop.

Hell’s ruler Xie Fei travelled through three thousand worlds to guide traders to redemption.

—Ding-dong! Welcome to the Soul Pawn Shop.

Note: 1V1 romance

- Description from Novelupdates

Year 2056, in a city in the Yuan Jiang Su Jin area. On top of a ruined, shattered six story residential apartment sits a teenager wearing a combat vest, militaristic trousers, and alloyed battle boots. On his back is a hexagonal shield and equipped is a blood-shadow battle knife. He sits there silently on the edge of the roof. At this time, the sparkling sky was shining and there was a refreshing breath within the air that blew towards him. However, there was only silence within the ruined, deserted city, with an occasional howl that makes your heart skip a beat.

Wrongly imprisoned for a crime she did not commit, Ye Qiao was freed from the iron gates that locked her away for seven years with nowhere to go, no one to see, and nothing to move on to following the passing of her husband, who she had never appreciated. The man was part of the Special Forces and had been killed during a mission.