Later on, they learned that their youngest son, because he had openly declared his intentions to the girl's parents, was driven out by them. Yet he shamelessly went back and stayed there.
Afterward, when the girl's parents met with an accident, it conveniently fell upon the mistress to benefit from the situation.
Following the wishes of the girl's parents before their passing, the mistress successfully became engaged to the girl. Of course, for this, the mistress had made great promises, and one could even say, sacrifices.
They originally thought that with the story having reached this point, the future developments would be secure.
As long as these two spent time together regularly, communicated more, and slowly nurtured their feelings, they could get married after the girl graduated.
But then...
Madam Gu still remembered that afternoon, the sunshine was warm, a gentle autumn breeze blowing, and the weather was extremely pleasant.