C385 Remember thank you for saving my life

Yu Hai opened up a curtain of water with both of his hands and protected himself behind Xuan Ying. That drop of black blood immediately broke through the water curtain as he attacked Xuan Ying at a fast speed, and in a flash, Yu Hai appeared behind Xuan Ying.

The drop of black blood was embedded into the sword blade, and many black lines extended out along the sword blade