An unnatural expression flashed across Yan Xi's eyes. She puffed out her cheeks and gave Gu Shen a fake smile.
"I saw them in a book. For some reason when Xiaoyue asked me about it, I blurted them out. I was probably too groggy and couldn't think straight."
"I see." Gu Shen stared at her with his cold and dark eyes, but he did not ask anymore. If she did not want to tell, it would be futile to ask again.
"Although we don't have those medicines, we can still make it." Yan Xi changed the topic. "Nowadays, medical technology is getting more and more developed. What do you think about me investing the remaining money in the medical industry? I can earn money myself while helping the medical industry advance."
Gu Shen reminded her, "It profits very slowly and the medical industry is very volatile. You might end up losing everything."
