They bathed for some time as she felt the comfort in her exhaustion and in the fact that she was now cared for and cuddled.
He did not have the time to teach Shen Min the Dual Extremes Infinite Union Art, as her willingness to become his woman and craving for a passionate embrace happened in quick succession and a little out of the blue, so he simply did not have the time. But he did not need to cultivate her Yin Qi after their passionate act.