C640 Learn to Play Piano

It was already four in the morning when he came out of Dr. Jia's room.

Jiang Wu was so sleepy that her eyelids were drooping, but her mind was still overly clear. A faint headache came over her.

She thought to herself that at least she should go back and rest for two hours. Otherwise, if she did not sleep all night, she would show everyone some clues