MTL - The World Online - v3 Chapter 890 Battle of Surabaya

She was a medical genius from the Noah Medical Academy as well as a drug producing specialist. After sleeping for three days, she had returned to the ancient era and become the loyal marquis palace’s ignorant and silly young miss.

He was the supreme king of the Jia Luo Kingdom, with prestige around the whole world. With an ice cold face and a ice cold manner, he was entangled by her strong and overbearing manner, vowing to never let go.

Accidentally falling on him, he said, “This king will never suffer a loss.” Never suffering a loss, so he kissed her back.

Accidentally hitting his face, he said, “This king will never fight with a woman, I only nip women.”

Five fingerprints. Not only has he nipped her five times, he still collects interest.

- Description from Novelupdates

The Mirror World copies worlds close to collapse, forcibly taking its residents and giving them the goal of obtaining the ultimate stone, the Master Stone.Each race possesses a Race Stone, and Seong-Hwi meets his demise as he protects the humans’ Race Stone. However, he opens his eyes and realizes he has returned to the past.“It’s not unreachable. I just have to take the right path!”Seong-Hwi resolves to obtain the Master Stone and face his destiny head-on.Destiny is weak to the brave and strong to the cowardly. Become someone who grabs hold of his destiny.

A failed investor from 2017 got drunk and woke up in the 1980s. China is just opening up, and the economy is blooming. There is also the dissolution of the Soviet Union, the bursting of the Dot-com bubble and other financial crisis. He used his knowledge of the future and slowly build up his empire.

God plucked one of his creations from his first Earth and gave him a second chance in another one of his Earths...surprise it is in DxD! Now reincarnated as a perverted side character how will our poor protagonist handle his new identity? Well he probably wont make the choices you will want him to, that's for sure!