I Was Kicked out of the Hero's Party Because I Wasn't a True Companion so I Decided to Have a Slow Life at the Frontier - Chapter 80

Xie Jin is an international student studying in the United States. Because of an accident, he obtained a special ability that allows him to detect the attributes of all objects within a certain range. Because of this ability, he started from panning for gold and gradually went to the country of Bald Eagle. The pinnacle of wealth. (No abuse, no depression, logical, straightforward and reasonable road to the rise of North American chaebols)

- Description from novelbuddy

The number one bachelor of the city, Qin Nanyu, has a mini-me son who's a prodigy. They hate each other.Qin Nanyu's biggest wish is to have an adorable daughter.One day, his wish suddenly became true --“Baba, can I be a model and make money?” The money-obsessed little princess asked.“Of course.”“Baba, can I go on TV shows and make money?”“Of course.”“Baba, can I sell you for money?”Qin Nanyu: “...”Baby, if I gave you all of my money, can you sell your mom to me?One sentence synopsis: Boy-girl twins... one plus one. Read on to see how the alpha billionaire pampers his wife and kids!

Failing in his job hunting, Sanada Kyouichirou was hopeless in this society. When kyouichirou had thrown himself towards the bottom of a cliff. When he woke up his body had returned towards when he was in fifth grade of elementary school. He did not want to have any regrets in this life so he had decided on building up an harem in this second life.

The elder sister that he admired, a senior and president of the student council at a school for rich young girls, a strong minded upper classman at school. The poison fang of Kyouichirou who had pretended to be a innocent child attacks those girls.