MTL - Record of Mortal’s Journey to Immortality: Immortal World - Chapter 2 Stone brother

She is a descendant of an Ancient Chinese Aristocratic family. Having just transmigrated into a young lady’s body filled with aphrodisiacs, she had no choice but to pounce at a random man upon arrival.

Before death Qin Tailong left two magic tools to his son, Qin Dong. In his father’s last words, Qin Dong realized his father had been murdered by Lord Wanpeng, who coveted one of the family magic tools—mystic chaos ring. Bearing the hatred in mind, Qin Dong swore to revenge against his foe. He escaped to the mortal realm temporarily, continued to strengthen his cultivation base and studied the secret hidden in the seals of the ring. While reveling the secret, he found five ladies were the key to the release the seals. Their romantic relationship with Qin Dong was established the moment he was born.

- Description from Novelupdates

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.