MTL - Finest Servant - Chapter 666 2 questions

Suddenly a high school student Subaru Natsuki has been summoned to another world on the way back from the convenience store. With the biggest crisis of his life being summoned to another world and no sign of the one who summoned him things become worse when he is attacked.

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?

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paypal.me/JInDaoran

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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.

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

Gu Zuo: Are you sick?

Gongyi Tianheng: You have medicine?

Gu Zuo: You’re sick!

Gongyi Tianheng: If I say I’m sick, can you cure me?

Gu Zuo: If I say I have medicine, would you want it?

Gongyi Tianheng: However much you have is how much I want.

Gu Zuo: However much you want is how much I have.

Gongyi Tianheng: Then bring it all out.

Gu Zuo: …

Simply speaking, a scaredy-cat shou transmigrated and had to think of a way to survive. He had a golden finger called Medicine Refining System, but unfortunately, he didn’t have the ingredients needed to refine medicine and level up.

A great young master to an empire’s preeminent clan had a super high IQ, but his potential for cultivation was low. Unfortunately, pill refiners were too hard to develop, and weren’t restricted to his personal service. But he could acquire plenty of ingredients.

Two people, one was sick and one had medicine. Therefore, the one who was sick kept the one who had medicine, and everyone was happy.

“Dafeng Night Watchman” tells the story of modern policeman Xu Qian'an who traveled to the Dafeng Dynasty. As soon as Xu Qian'an traveled through time, he was involved in the case of the loss of his second uncle's tax silver. He was later implicated and imprisoned and faced exile, but he successfully solved the case with his past life experience and wisdom, rescued himself and his second uncle's family, and joined the night watchman organization. After that, he encountered various murders, political struggles, and entanglements with mysterious forces. He killed his superiors in anger to save the female relatives of the prisoners, was involved in the Sangpo case, participated in the struggle between Buddhism and the Kingdom of Ten Thousand Monsters, and entered the sight of major forces. In the end, Xu Qian'an realized that his mission was to plead for the people and protect the weak. He began to run around for the people of the world, promoted the alliance between Dafeng and the Southern Xinjiang Gu Clan and the Kingdom of Ten Thousand Monsters, and joined hands with Princess Huaiqing to launch a coup to save the people of the world. The novel combines a variety of cultural elements such as Confucianism, Taoism, Buddhism, the demon clan, and sorcerers, showing Xu Qian'an's intelligence and detective skills.