Infinite Cube: Extra's Life in Another World - Chapter 22: Silence And Threads

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

Liu Xuefeng was a normal boy who had it all planned: get to the same university as his best friend Tianshi and win her love, spending the rest of his life with her.

The richest man, the Su family, suddenly has a three-year-old baby! Everyone thought that this little baby girl was the illegitimate daughter of Su Laoqi, a playboy in the entertainment industry. Who knew that the seven brothers of the Su family knelt down in a row and called her aunt!

All the people in Beicheng laughed to death: What does your aunt do except drink milk? It’s better that my aunt would embroider for me.

Su Laoqi: What is embroidery? My aunt can catch ghosts, monsters and zombies. She is top-notch in the world. Can your aunt do it?

Su Laoliu: My aunt can fly a sword and chase a plane. Can your aunt do it?

Su Laowu: My aunt knows how to use Guimen Thirteen Needles to treat diseases. Can your aunt do it?

Su Laosi: My aunt can figure skate five times. Can your aunt do it?

Su Laosan: My aunt can kill five at will in the game, can your aunt do it?

Su Laoer: My aunt has won awards for Chinese painting, oil painting and ink painting. Can your aunt do it?

Boss Su: My aunt can help my company make one billion a day, can your aunt do the same?

Later, when the Su family’s sister-in-law grew up, she quietly fell in love with her childhood sweetheart. The seven sons of the Su family roared in unison: Stay away from my aunt!

- Description from novelbuddy

At age 5, Amon unlocks the unique «Fury» genetics and is what caused his behavior to change.

After living with his grandparents for 11 years he learned to behave. For reasons he can’t know, his grandparents faked their deaths, and now he needed to move.

Now he would have to face a new challenge which was to live with his mother and stepfather and two twin sisters not linked by blood and go to school.