Wolf of the Blood Moon: A Blood Magic - Chapter 4Book 1: : Changes

Spicy Fabre, a YouTuber specializing in poisonous insects and venomous creatures is reincarnated in a Murim. The Tang Family of Sacheon wants him.

Liu Xu’er had once hoped that if she were to be reborn, she would be born to old money, and have a rich, handsome and tall husband. That way, she could have a carefree life of luxury!

Then she actually was reborn…. to a family that had been poor for generations, and lost her rich, handsome and tall husband.

Wait, why does this little husband sound so familiar?

Surely it can’t be…. Liu Xu’er helplessly thought – Heaven, must he too be sent here? Would it have been so difficult to have given me a different husband…

- Description from Novelupdates

Once through the pirates, Lu En became the son of Monkey d Dragon, a grandfather named Monkey d Karp, and an unreliable and neurotic younger brother named Luffy.

Fortunately, the ghost back system is activated!

The completion of the ghost back is 10%, and the training effect is increased by 100 times!

The completion of the ghost back is 20%, and the training effect is increased by 1000 times!

…

One day, Lu En, a ghost-backed master, appeared in front of Luffy who was shouting to go to sea, and made Luffy cry on the spot.

Luffy: “The pirates in the sea are all monsters like my brother? I don’t want to go out to sea!”

Garp: “For a long time, the two boys, Long and Luffy, with small arms and calves, I really doubt that they are not my sons and grandsons. Like Lu En, they are the grandsons of the old man!”

Warring States: “The strongest creature in the sea, land and air is Kaido? No, it’s Lu En!”

- Description from novelbuddy

The grandson of the richest person, is just this willful.He doesnt wanna just be a rich guy who spends money for living,At this time, he became a bodyguard of a Beautiful CEO,“Be your temporary boyfriend? Can, but...”“Just show me how can we make a deal, or in other words, what can you do for me?”