C914 Mu xiao's challenge

Cultivation had no time, Qiao Nan did not know how long he had cultivated in this universe, it was as though ten thousand years had passed, in a short moment, it was as though his fingers had flicked.

Sitting cross-legged in the vast universe, the surroundings were completely empty. Besides the lingering sound of the Dao, there was no other sound. If it wasn't for training