A Warlock's Ascent - Chapter 21 Invitations

500 years ago, Chen Xi was devoured by a crack in the void and was transported into a cultivation world.

500 years later, he returned back to Earth after enduring through several hardships and discovered that only 5 years had gone by.

…

In the courtyard, beauty at the side, a candle flame wavering.

A gush of clear wind, half a full moon, the peach tree remains unchanging.

…

Wait, whose kid is this?! Why is she calling me papa? Gazing at the little girl in front of him with skin as pale as jade, Chen Xi froze.

…

　
Returning home from cultivation, starting as a stay-at-home dad.

In this life, not fighting to be a king nor claiming to be a tyrant, only praying to peacefully be a wife-pampering mad devil and a child-protecting daddy!

- Description from Novelupdates

Jin Yang received a birthday present at the age of 20. He received a baby wrapped in a blanket and placed it in a box. The paternity test results told him that this was indeed his child.What? What did that happen? In Jin Yang's memory, he had never had sex with a woman. How did this child come about?Lin Shenshen had gotten pregnant before marriage and was despised by her family. She had liked Jin Yang for many years, but one day, she disappeared. She would never pester Jin Yang again and stop him from getting close to other girls.Jin Yang gave the child a name. He realized that this brat was very smart, but his personality was becoming more and more like the girl in his memory.Six years later, at Lin Shenshen's lowest, Jin Yang found her along with his son.“I'll find you a beautiful stepmother.”“What about my own mother? Is she not as pretty as this young lady?”Lin Shenshen picked up her son and kissed him on the cheek.“Where did this child come from?”“Baby, let Mommy tell you—you were born in Mommy's dream!” The couple, Lin Shenshen and Jin Yang, kept teasing the little kid.Jin Yang, “Honey, why don't you elaborate? How did you give birth in your dream?!”

The world had started doomsday, and I struggled for a year, before I died under an enchanted beast’s claw. Heaven has given me another chance, back a day before the end happen. Will I be able to change my fate, and that of my loved ones? Now, I will start my journey on becoming the strongest on the planet that the Gods have changed into a game world.

- Description from Novelupdates

Luo Yi, a high school dropout in his original world, was isekai’d into the world of the Witcher 3. Starting out as a weak boy named Roy in the village of Kaer, Lower Posada, he was determined to grow stronger, no matter what it took. The first step toward becoming a legend was to kill. And his first kill was… a rooster. ‘You gain 1 EXP.’ Of course, Roy had his own cheat system like all the other isekai protagonists. His first step to becoming a legend started now…