After Returning to Elementary School with My Memory the Result Was to Create a Harem - Episode 1 - Mizuhara Natsumi the next door older sister ~Secret Volume~

This is a brand new story.

Lu Xuanji transmigrated to the Zifu Realm and realized that cultivation was an arduous journey.Due to the monopoly of resources, the strong grew stronger while the weak turned weaker. His clan was in a difficult situation. As he munched on cold, leftover food, he thought of the pathetic situation that his clan was in.Thankfully, his cellphone transmigrated along with him.The File Manager app, which could store a large amount of information, was used to store 10,000 scrolls of martial arts techniques.The Fortune Reading app, which could analyze information input, was used to deduce future events and break down martial arts techniques.Google Maps, which showed panoramic views of different terrains, was used to locate enemies and identify spots for minerals.The Phone Banking service allowed him to exchange currency for spiritual stones.The mobile game, Orchard, allowed him to get spiritual fruits by planting trees.As such, Lu Xuanji led his clan to rise up to the pinnacle of life.

A heroine dedicated to creating great wands and magic props;
A heroine dedicated to 100%(?) avoiding mischief and bad luck;
Meet George Weasley, a resourceful(?) daring, careful prankster for twenty years.
Is their collision a lose-lose or a win-win cooperation?

This is the story of Miss Ollivander, who doesn’t know the development of HP’s story, and the lovely Weasley family, George. In addition to the magical joke product and the Horcrux Deathly Hallows, how can other magical items help in the world of HP?
[I want to save all the characters I want to save]

Editing!
I reread the first few chapters over the weekend and found a lot of typos and bugs. In order not to affect your reading, I will revise a few chapters every few days. The plot will not change, but I will fix the problems raised by my friends in the comments before~ Sorry readers who have read it!
Content Tags: Anglo-American Derivatives

Search keywords: protagonists: George Weasley, Gwen Ollivander ┃ Supporting roles: Fred Weasley, Harry Potter, Ron Weasley, Hermione Granger ┃ Others: HP Doujin

One sentence introduction: If you can’t save the world, then save your brother?

Intention: fall in love with George Weasley, do scientific research, and invent. If you can participate in saving the world, accompany your boyfriend to help.

- Description from novelbuddy

This is a story about Gong Lixin who was the young master of an ancient underground palace in the ancient times. He was raised by his master and forced to partake sexual relationships with numerous people to cultivate his Yin Body. His master who has a Yang Body was going to absorb him after he has reach a level to become stronger. MC refused and killed his master also dying at the same time. Then he transmigrated to the modern time and thinking he will enjoy peaceful life, the end of the world arrived.