C309 Digital Diagnosis

However, just when she was about to turn around, Lin Yu smiled, leaned back in his chair and looked up, "Teacher Liu, haven't you been feeling hungry, dizzy, and unable to find any interest in anything? No matter how happy you are, you will always feel unhappy. Moreover, even in the summer, there is a feeling of being afraid of the cold. Lin Yu raised his head and asked Liu Mei.

"Ah?" You, you