Surviving the Magic Academy With Just Intelligence Stats - Chapter 2: The House of Rothschilds [PART 1]

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

10 years searching for his lost sibling.

Ding![The Host has died!]A system message popped up in front of Nell's body after his last dying breath.Ding![Dark Evolution has been activated to absorb the death essence of the host.]And then he opened his eyes to find himself in the past right before the battle started.'Ah! Am I back to the past?'Ding![Please choose a partner to start the Dark Evolution process.][Partner Condition: Must be a living creature from the Monster category, not the Human category][Partner Gender has to be Female.]'Partner? A monster?'Nell's heart pounded in his chest, and he felt a cold sweat coming on.'A female monster?'

He was weak, he was depressed, he was a loser.
He wasn't even Lvl 10 in the game when Earth was destroyed in the Quake and the players of Redlands were transmigrated to the fantastic world of Zushkenar.
But he lived, learned, and died again.
Now, he was back on Earth, one year and three months before the Quake.
Deciding to rejoin the game earlier and with greater focus, what changes would he bring with his actions?
What life would he live?

*
paypal.me/JInDaoran

*
There's a map for the lands of Zushkenar posted on the DeviantArt website:
https://www.deviantart.com/kilrain/art/Hunters-Guide-map-cities-grid-b-877682076

It's not complete, but it'll give an idea of the general geography.

*
The background image for the cover is part of a landscape by moinzon taken from pixabay.com