Depraved Hero's Path - Chapter 4: Administrator Rewards

The tale of Oliver.
An orphan boy from a Mine, in 19th century Europe, filled with Magic.

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

Deemed hopeless by her family and that she was better off married when her fourth novel continued to be a flop, aspiring author Xiang Wan begins to doubt herself. While feeling conflicted about continuing her dream as an author, things take an unexpected turn when a dazzling guy appears before her and takes her to the police station.

This is a story that follows the courtship between a stone from Hell and a god from Heaven that begins in the underworld and spans for three lifetimes in the mortal realm.