People sometimes just do self-deprecating things.
The more expensive something is, the better it seems, while they become suspicious of anything too cheap.
Qi Yue was genuinely skeptical and also afraid that Bai Chuwei's medicine might damage her eyes, so she was indecisive.
After all, these past couple of days the people who went to Bai Chuwei for treatment were just out of curiosity; at most, they had minor issues like menstrual pain. To verify if Bai Chuwei's methods were effective, they would have to wait until their next period, right?
Therefore, Qi Yue was somewhat worried.
Bai Chuwei stood up and stretched lazily, "I've given you the medicine, whether you believe in it or not is up to you. Alright, I'm going to class."
Bai Chuwei sauntered back to the classroom where the Chinese teacher, Li Juan, was lecturing with fervor.