Yin and yang fish in the body's red field refine energy! What about the spirit?

what about using the spirit to refine the false fire?

although Chu Nan found his own spirit which melted the spiritual force and changed during the process of refining the weapon, although the spirit was really his own and lived in his body, it was difficult for the spirit to blend with the body.

what's more, let the spirit turn into yin yang fish, and Chu Nan has no clue.

at such a critical moment, Chu Nan had only one bet. He tried his best to gather the spirits all over the body in Dantian....