This "Song Ling" was, of course, Bai Yu in disguise!

He closed in on Immortal Master Li, suddenly erupting with power, and fiercely slashed down with the long blade in his hand.

Immortal Master Li was taken aback, but he didn't panic. A piece of tortoiseshell flew from his hand, instantly transforming into a shield to block in front of him.

He didn't take a mere Postnatal Martial Artist seriously.