"Father, quickly drink this medicine."
A woman helped the man drink the medicine, and the man sat up with a face full of joy. He said, "I don't know what medicine that was, but I feel much better! I'm infected with lung disease, and the healers in the big cities said that I wouldn't live for many years, but now I feel strong. It won't be a problem for me to live for another few decades. "
"That is all thanks to Young Master Watson. It was he who built the planetary fortress. The planetary fortress passed by here and brought that medicine with them some time ago. The medicine originally cost ten gold coins but is now only sold for one silver coin."
"That is really great. Young Master Watson is really our kingdom's lucky star. With him, the kingdom is getting better and better."
"It's a pity that that medicine will soon be unavailable." The woman sighed. The man opened his mouth in puzzlement. "Why?"