C460 Old Lady Mu's will

Qiao Xinann hurriedly grabbed a box of tissues and used one hand to pin his head down a little bit. While wiping, she said, "When bleeding in the nose, if the head is too high and the blood flows in reverse, it will be terrible if the trachea is blocked. . . "

Mu Zhengyan lowered his head and saw the surging business line. His eyes were full of fierceness