CROWN PRINCE'S CONCUBINE - Chapter 430

A data loving young man from Earth has an accident which transports him to a dark land filled with terrifying creatures and magical powers. Fortunately for him, he has a Biological Assistance Chip to ease his path. However, things in this bizarre and strange world are not always as they seem, and, though it is a tremendous asset, the chip doesn’t always work as expected. With all of the crazy creatures and magical mayhem around him, one can only wonder what the future holds for this young man…

- Description from novelupdates

It has been adapted into comic：CEO’s Sudden Proposal / Flash Marriage Deep Love

She didn't understand why he took her to get married at first sight. She was just friendly to his daughter at the hospital, but she did not expect that his daughter haunted her to be her mother. It's only the first day of their meeting!

She thought he married her only because of his daughter, but in fact, he was deeply attracted by her kindness and simplicity, and he loved her deeply.

For the rest of her life, Will she love him like he love her?

Cao Gui: “Well said! System, but do you want to explain why this is not Marineford but Manhattan in New York?”

System: “…”

Cao Gui: “System?”

System: “…”

Cao Gui: “System, say something!”

- Description from Novelupdates

Jang Joonbum started stream to enjoy an easy life.