C1412 Admit Defeat

In terms of strength, Lee Yun and Zhao Tianfeng were both at the Late Period of Innate Stage, while Old Zhao and Soong Mu were both at the Perfection of Innate Stage. Their opponent had an invincible iron fist. There was also another expert that Soong Mu couldn't recognize yet, and he should be at the Perfection of Innate Stage as well.

In addition