C34 Sixth Aunt Had a Pneumonia

After listening, Sung Guodong initially had no reaction, seemingly deep in thought...

Then, suddenly, he lifted his head and gazed at Little Sung Zhu with an enigmatic expression.

"Did Little Sung Zhu come up with this all by herself?"

"Of course, Grandpa. You've seen me reading every day, memorizing all that pharmacology. But it feels like I'm just reading without understanding