C548 He Could Not Let His Mentor Down!

The Five hundred and forty-eighth chapter of the Heart Piercing Sword Arts.

Seeing that Jiaang Yingyu no longer used the Heart Piercing Sword Arts, Jun Ziyi's expression suddenly became serious.

Fortunately, the latter had just broken through to the Five-element Four-qi Stage, and his strength had yet to stabilize. The Spiritual Energy was still unstable