When he was about to die, he seemed to hear someone asking him, "Do you regret it?"
Regret? No regrets? If life could be repeated, would Xia Muchun make the same choice as before? Is he alone and worthy of heaven and earth, or is he just holding the hands beside him regardless of the wind and rain outside the window?
How about going back to your youth and standing at the watershed point of your life again? How?