The Dragon King's Harem System - Chapter 144. Solo Night Hunt

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

In the end of the era, the ghost wizard was killed in a car accident, the soul crossed, and he found himself in Japan, and he was attached to a Japanese.

I was thinking about taking a name in Japan, and I picked up a newspaper and glanced at it –

Kudo Shinichi, Sherlock Holmes of Japan’s Heisei, the savior of the police? In the trough, how does Laozi wear into the world of the second yuan? Well, all in all, this is a story of a wizard playing a passerby in the Conan world…

- Description from MTLNovel

The story follows Matt, a young man planning to delve the rifts responsible for the monsters that destroyed his city and killed his parents. His dreams are crushed when his Tier 1 Talent is rated as detrimental, and no guild or group will take him.Working at a nearby inn, he meets a mysterious and powerful couple. They give him a chance to join The Path of Ascension, an empire wide race to ascend the Tiers and become living legends.With their recommendation and a stolen skill, Matt begins his journey to the peak of power.

After finding out that her boyfriend was cheating on her, Qiao Sisi slept with a handsome stranger she picked up at the bar, only to wake up and realize that he was Zheng Zeyi, the cousin of her deadly rival, Yang Yueyue. She fled the room in a fluster, and put the embarrassing drunken fumble behind her.

Unexpectedly, the cold, roguish Zheng Zeyi came to her with a proposal—enter into a contractual engagement with him! It was a tempting offer Sisi could not resist, and it came with other perks. He could help her get a foot in the door of the prestigious Jinyu Company. It was a dream come true for an aspiring jewelry designer like her!

Sisi threw herself into the career opportunity of a lifetime, and as she exchanged barbs with Zeyi, she felt the first stirrings of attraction to him. Meanwhile, the resentful Yueyue was determined to thwart both her ambition and her blossoming relationship with her cousin.