Emperorapos;s son-in

"They're going to take Ningning's heart... Mom told me to call you, Dad! Please save me...",As he uttered the last word, Gu Nanfei's face was contorted into a demonic grin. "This is the final time. Take more blood! After the surgery, my son's body will be very weak and need plenty of blood to nourish him.",The blade cut through flesh, making a “siss” sound.。