Just her courage to survive.
She is the meaning of light's existence.
She always believed that the light in front of her eyes would be taken away, but the light in her heart could always be with her.
The abandoned two people depended on each other for life, feeling warmth in the cold, but being ruthlessly deprived of warmth.
When they were disheartened, "angels came" and changed their lonely lives.
"Brother Li, I will definitely find a way to heal your leg."
"Ruoxi, I will definitely let you see the light again."