My World Traveling System: The Harbinger of Death - Chapter 655 - The End Of A Visit

When he was five years old, Xiao Yihan swaggered into Jiang Wei’s room, hugging his little quilt: “Jiang Xiaowei, there’s no one at my home. My dad doesn’t feel assured leaving me alone and told me to come over and sleep at your place.”Jiang Wei stared at him with her wet, round eyes: “If you sleep here, where will I sleep?”Xiao Yihan patted the spot next to him on the bed and said with a serious little adult-like expression: “Here. After all, I’m going to marry you sooner or later. Don’t worry, I’ll take responsibility!”Jiang Wei: “……”What kind of responsibility could a little kid who only plays in the mud take?A story with a bit of sweetness about a cold, aloof dance major girl versus a mischievous medical school heartthrob guy.

Going for a swim, she ends up in an ancient wild Beast World and ends up being brought home by a handsome wolf.
She wants to stick to the handsome wolf, stock some salt, farm some land, look at some handsome men and grow old like that, but the handsome wolf pounces on her every day.
What? He wants her to have babies?
NO~ NO~ NO~ There is no happy ending to interspecies marriages, hurry and let go of me handsome wolf~

- Description from Novelupdates

Tang Long was brought to the Immortal Cultivation World by an immortal who noticed his affinity to wood and cultivation.
Relying on his amazing talent, became one of the five emperors of that world.
He failed his Heavenly Tribulation and had his soul scattered into pieces but one part found its way to Qin Haodong on Earth.
With his excellent medical skills, he became a divine doctor of traditional Chinese medicine and encountered the baby girl he made before going into the Cultivation World, whose mother was as pretty as a fairy. The little girl even asked him to find more lovers. What a cute girl…

On his usual way to home Mikado Tsuchio fell into a hole that suddenly opened on the ground. Just like that, Tsuchio falls in a different world, he lands on a Grappler Wyvern and manages to tame it.

Tsuchio decides just like that to live in the other world, the reason for his quick decision: he wants to make a monster girl harem.