Chapter 423: The Grandmaster Supreme**

The Yin-Yang Venerable's words caused an uproar. A well-known formidable figure in the Eastern Mystic Domain, everyone knew that the Yin-Yang Venerable's son had died young, leaving behind only a daughter, Zhao Feiyan. Zhao Feiyan, as the sole granddaughter of the Yin-Yang Venerable, was treated like a princess in the Wuji Blade Sect, feared by all disciples. But now, Noah Toby had killed her. The Thousand Mechanism Venerable was just as shocked. He hadn't expected Noah Toby to kill the Yin-Yang...