QT: I hijacked a harem system and now I'm ruining every plot(GL) - Chapter 6: The ML

On the battlefield, the Avengers fell into a bitter battle, and when Thanos was about to win, suddenly, there was a loud noise in the sky, and only a huge battleship that covered the sky appeared above everyone’s heads, and opened the door from the battleship. A man stepped out of the hatch.

“who are you!”

Thanos felt uneasy and shouted loudly.

“Who am I, you ask?”

The man looked down on the world.

“Listen well, I am the doctor of Rhodes Island, the admiral of the tutelary mansion, the master of Chaldea, the commander of Griffin, the onmyoji of Heianjing, the knight of Princess Link, the dress-up master of the Miracle Continent, Rainbow Squad operator, Battle Commander, Duelist of Dueling City, Demon Hunter who can cry, Demon Hunter who collects Gwent cards, Ashes of No Fire, Master Ashes of Fireproof Lady, Destroyer of Outer Gods. Sever Undead The man of the sky. Grabber of Skyrim, god of war who slaughtered the gods of Olympus and Asgard. Assassin who wants nothing but love, little policeman of Raccoon City, ruler and protector of the border. King of Erden, High Lord of Azeroth, Warrior of Arad, Summoner of Valoran, Defender of Crossfire, Mercenary of Kuhan…”

- Description from novelbuddy

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

“I thought we were brothers, and this is how you treat me?”Clutching his bloodied abdomen, John stared fiercely at the two figures before him.And the dragger embedded in his stomach was none other than the symbol of their former friendship: the legendary gear [Apate’s Whisper].“Just got a little lucky, and you think you’re so great?”“Claiming to be blessed by the Goddess of Luck? I’d like to see where your Goddess is.”“Hahahaha…”Amidst the taunting laughter, John’s world gradually darkened.…[Ding, congratulations to the Host for becoming player number 001 in Apocalypse]“Didn’t I die? What time is it now?”[Ding, congratulations to the Host for acquiring the SSS talent Kiss of LUCK, randomly gaining a hundredfold Bonus!]“A hundredfold Bonus?”[Ding, the Host executes a normal attack, physical damage 5; based on talent evaluation, deals a total of 2000 points magic damage!][Ding, the Host obtains an iron dagger, quality common; based on talent evaluation, it upgrades to a Legendary dagger!][Ding, the Host obtains a magic scroll, quality rare; based on talent evaluation, it upgrades to a Divine scroll!]“Good, this time, you all will pay for what you’ve done!”